#include <stdio.h>
int judge(int a, int b, int m)
{
return (a*a+b*b+m)%(a*b)==0;
}
int count(int m, int n)
{
int i,j,c;
c=0;
for(i=1;i<n;i++)
{
for(j=i+1;j<n;j++)
{
if(judge(i,j,m))c++;
}
}
return c;
}
int main(void)
{
int t,m,n,i;
scanf("%d",&t);
while(t--)
{
i=1;
while(scanf("%d %d",&n,&m)!=EOF && (m!=0||n!=0))
{
printf("Case %d: %d
",i++,count(m,n));
}
if(t)printf("
");
}
return 0;
}