Factor Calculator

Factors of 766

The factors of 766 are 1, 2, 383, and 766. In total, 766 has 4 factors. Its prime factorization is 2 × 383, and the sum of all its factors is 1152.

All factors of 766

Here are all 4 factors of 766, listed from smallest to largest.

12383766

Factor pairs of 766

These 2 pairs of whole numbers each multiply to give 766.

1 × 766 = 766
2 × 383 = 766

Prime factorization of 766

Dividing 766 by the smallest prime at each step gives its prime factorization:

766 ÷ 2 = 383
383 ÷ 383 = 1
Result: 766 = 2 × 383 = 2 × 383

The distinct prime factors of 766 are 2, 383. To factorize any other number, use the prime factorization calculator.

Factor tree of 766

A factor tree shows the same prime factorization visually. Each composite branch splits until every endpoint is a prime number.

Factor tree of 7667662383
Prime factors are shown in solid indigo. Composite numbers split into their smallest prime and the quotient.

Properties of 766

Number of factors4
Sum of factors1152
Sum of proper factors386
Prime factorization2 × 383
Prime or composite?Composite
Even or odd?Even
Perfect square?No
Perfect cube?No
ClassificationDeficient

What makes 766 interesting

  • 766 is a composite number, meaning it has more than two factors. It can be written as a product of smaller whole numbers in 2 different ways.
  • 766 is a deficient number: its proper factors sum to 386, which is 380 less than 766 itself.

How to find the factors of 766 yourself

Divide 766 by each whole number starting from 1. Whenever the division leaves no remainder, both the divisor and the quotient are factors. You only need to test up to √76627.68, because every factor above that pairs with one below it.

766 ÷ 1 = 766
766 ÷ 2 = 383

Reading both columns gives every factor: 1, 2, 383, 766. The factor calculator does this automatically for any number.

Frequently asked questions about 766

What are the factors of 766?

The factors of 766 are 1, 2, 383, and 766. That is 4 factors in total, counting both 1 and 766.

Is 766 a prime number?

No, 766 is not prime — it is a composite number with 4 factors. A prime number has exactly two factors, but 766 is also divisible by 2.

What is the prime factorization of 766?

The prime factorization of 766 is 2 × 383. Written out in full: 2 × 383 = 766. Its distinct prime factors are 2, 383.

What two numbers multiply to give 766?

There are 2 pairs of whole numbers that multiply to 766: 1 × 766, 2 × 383.

What is the sum of the factors of 766?

Adding all the factors of 766 together gives 1152. Excluding 766 itself, the proper factors sum to 386.

Is 766 a perfect square?

No, 766 is not a perfect square. There is no whole number that multiplies by itself to give 766. The nearest perfect squares are 729 and 784.

What is the largest factor of 766 other than itself?

The largest factor of 766 apart from 766 itself is 383, since 766 ÷ 383 = 2.

How many factors does 766 have?

766 has 4 factors: 1, 2, 383, and 766. You can verify this from the prime factorization 2 × 383: add 1 to each exponent and multiply, giving 2 × 2 = 4.

Explore more

Try another number in the factor calculator, break 766 down further with the prime factorization calculator, or compare 766 with another number using the GCF calculator and LCM calculator. For divisor counts and sums, see the divisor calculator.