【Python】如何判断丑数

num = int(input())

while num >  1:        

     if num % 2 == 0:

         num = int(num/2)

     elif num % 3 == 0:

         num = int(num/3)

     elif num % 5 == 0:

         num = int(num/5)

     else:

         break

if num == 1:

     print('Ture')

else:

     print('False')