#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
#define all(v) v.begin(), v.end()
#define pb push_back
#define sz(x) (int)(x).size()
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
cout << vars << " = ";
string delim = "";
(..., (cout << delim << values, delim = ", "));
cout << '\n';
}
const int N = 1e5 + 1;
inline void solve() {
int n;
cin >> n;
vi a(n);
map<ll, ll> ad;
for(int i = 0; i < n; ++i) {
cin >> a[i];
ad[a[i]] += (i + 1);
}
ll ans = 0;
for(int i = n - 1; i >= 0; --i) {
ad[a[i]] -= (i + 1);
for(int j = 1; j * j <= a[i]; ++j) {
if(a[i] % j) continue;
int d1 = j;
int d2 = a[i] / j;
ans += ad[d1] * (n - i);
if(d2 != d1) {
ans += ad[d2] * (n - i);
}
}
}
cout << ans << '\n';
// for(int x : a) ad[x] = 0;
}
int main() {
cin.tie(0)->sync_with_stdio(0);
// freopen("input.txt", "r", stdin);
int T = 1;
cin >> T;
while(T--) {
solve();
}
}
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