from sys import stdin
input = stdin.readline

for _ in range(int(input())):
    A, B = map(int, input().split())

    ans = 0

    l = 1
    while l <= B:
        n = B//l
        r = B//n
        mb = B%r
        ma = A%r
        if ma >= mb:
            left = 0
            right = r-l+1
            while left+1 < right:
                mid = (left+right)//2
                val = r-mid
                if A%val >= B%val:
                    left = mid
                else:
                    right = mid
            ans += left+1
        l = r+1

    print(ans)