#include <iostream>

using namespace std;

int main()
{

	int x, n ,i ,j;

	cin >> x;

	i = 1;

	j = 1;

	n = 0;



	while (i <= x)
	{

		if (x % i == 0)
			n++;
		i++;
	}
	cout << n;






	return 0;
}