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/*
 * Opis: Główny nagłówek
 */
#include<bits/stdc++.h>
using namespace std;
using LL=long long;
#define FOR(i,l,r)for(int i=(l);i<=(r);++i)
#define REP(i,n)FOR(i,0,(n)-1)
#define ssize(x)int(x.size())
#ifdef DEBUG
auto&operator<<(auto&o,pair<auto,auto>p){return o<<"("<<p.first<<", "<<p.second<<")";}
auto operator<<(auto&o,auto x)->decltype(x.end(),o){o<<"{";int i=0;for(auto e:x)o<<","+!i++<<e;return o<<"}";}
#define debug(X...)cerr<<"["#X"]: ",[](auto...$){((cerr<<$<<"; "),...)<<endl;}(X)
#else
#define debug(...){}
#endif



int main() {
	cin.tie(0)->sync_with_stdio(0);
	int n;
	cin >> n;
	
	int ss = 2*n*n;
	vector<int> occ(ss + 1);
	FOR(i, 1, n) {
		FOR(j, 1, i) {
			occ[i*i + j*j]++;
		}
	}
	LL res = 0;
	FOR(s, 1, ss) {
		for (int sum = s; sum <= ss; sum += s) {
			int t = sum / s;
			if ((s + t) % 2 == 0 && (t - s) / 2 > 0 && (t + s) / 2 <= n) {
				debug(s, t, occ[s]);
				res += occ[sum];
			}
		}
	}
	cout << res << "\n";
}