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Factor Counting for an Integer
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Factor Counting for an Integer

MediumPython

Problem

The number 20 has a total of 6 positive factors. What is the total number of positive factors for 2160?

Implement count_positive_factors(n), which accepts a positive integer and returns its number of positive factors. Use prime factorization rather than listing every factor.

Constraints

  • 1 <= n <= 10^12
  • n is a positive integer
  • Return the total number of distinct positive factors

Function Signature

def count_positive_factors(n):
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