赛时 30pts

#include<bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
		int a,k;
		cin>>a>>k;
		int ans=0;
		if(a==1&&k==0){
			cout<<1<<endl;
			break;
		}
		for(int i=1;i<=a+1;i++)if(a/i==k)ans++;
		cout<<ans<<endl;
		ans=0;
	}
}

题目