Common factors of 72 and 40 July 8, 2019 16 32 64 128 Highest common factors of 40 and 72 Greatest common factors of 72 and 40 Common factors of 16 40 and 72 Common factors of 40 48 and 72 List the common factors of 40 and 72 Find the highest common factors of 40 and 72 Common factors 72 What is the factor of 3