def aa(m):
    global n
    if 1+n>=m:
        return m-1
    c=m-n;d=m-c
    return max(0,d-c+1)

n=int(input())
k=int(input());ans=0
for i in range(2,int(k**0.5)+1):
    if k%i:
        continue
    c=2
    if i==k//i:
    	c=1
    ans+=aa(i)*aa(k//i)*c
print(ans)