#include <stdio.h>

int count_ways(int n) {
    int ways = 0;

    for (int i = 1; i <= n; i++) {
        if (n % i == 0) {
            ways++;
        }
    }

    return ways;
}

int main() {
    int N;

    scanf("%d", &N);

    printf("%d\n", count_ways(N));

    return 0;
}