#include <iostream>
using namespace std;
int gcd(int a,int b)
{
	if(b==0)
	return a;
	return gcd(b,a%b);
}
void div(int n)
{
	int i,c=0;
	for(i=1;i*i<=n;i++)
	{
		if(n%i==0)
		{
			if(n/i==i)
				c+=1;
			else
			c+=2;
		}
	}
	printf("%d\n",c);
}

int main() {
	int n1,n2,t;
	scanf("%d",&t);
	while(t--)
	{
	scanf("%d%d",&n1,&n2);
	div(gcd(n1,n2));
	}

	return 0;
}