Daily question - ugly number

Learning goals ：

A daily topic - Ugly number
source ： Power button （LeetCode）
link ：https://leetcode-cn.com/problems/ugly-number
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Learning content ：

Give you an integer n , Please judge n Is it Ugly number . If it is , return true ; otherwise , return false .

Ugly number That is, only the prime factor is included 2、3 and / or 5 The positive integer .

solution ：

class Solution:
    def isUgly(self, n: int) -> bool:
        
         if n<= 0:
            return False
         for item in [2,3,5]:
             while n % item == 0:
                 n//=item
         return n == 1