What Are the Factors of 78?

Jessica Ruiz / EyeEm/EyeEm/Getty Images

The factors of 78 are 1, 2, 3, 6, 13, 26, 39 and 78. The factors of a number are found by breaking the number down into all the combinations of positive integers that can be combined through multiplication to form the number. This is called factorization.