Consider the number $225$225.

First, write $225$225 as a product of prime factors. Give your answer in expanded form.

Now list all factors of $225$225, separating factors with a comma.

Consider splitting $60$60 into its factors by using a factor tree:

We want to find all factors of $30$30 by using a factor tree.

Write $72$72 as a product of prime factors in index form.