#include <iostream>
#include <vector>
#define int long long
using namespace std;
const int N=1e12+5;
vector<int> a;
void init(){
for (int i=1;i*i*i<=N;++i){
a.emplace_back(i*i*i);
}
a.emplace_back();
}
int sm=0,i;
void solve(){
int x;
scanf("%lld",&x);
for (;i<a.size()-1 && a[i+1]<=x;++i){
sm+=(i+1)*(a[i+1]-a[i]);
}
printf("%lld\n",sm+(i+1)*(x-a[i]+1));
}
signed main(){
init();
int q;
cin >> q;
for (int i=0;i<q;++i){
solve();
}
return 0;
}
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