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#include <iostream>
#include "bits/stdc++.h"
using namespace std;

int pin2(int n) {
    if(n < 3)
        return 0;

    vector<int> divisors;
    int s = sqrt(n);
    for(int i = 2; i <= s; ++i) {
        if(!(n % i)) {
            divisors.push_back(i);
            divisors.push_back(n/i);
        }
    }

    int r = 0;
    for(auto it = divisors.begin(); it != divisors.end(); it++) {
        int d = *it;
        if(n / d > 2)
            r++;
    }
    return r;
}

int main() {
    ios_base::sync_with_stdio(0);
    int n;
    cin >> n;

    if(n < 7) {
        cout << 0 << endl;
        return 0;
    }

    vector<int> divisors;
    int s = sqrt(n);
    for(int i = 2; i <= s; ++i) {
        if(!(n % i)) {
            divisors.push_back(i);
            divisors.push_back(n/i);
        }
    }
    divisors.push_back(1);

    int r = 0;
    for(auto it = divisors.begin(); it != divisors.end(); it++) {
        int d = *it;
        r += pin2(n / d - 1);
    }

    cout << r << endl;

    return 0;
}