CF577A.Multiplication Table
普及/提高-
通过率:0%
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题目描述
Let's consider a table consisting of n rows and n columns. The cell located at the intersection of i -th row and j -th column contains number i×j . The rows and columns are numbered starting from 1.
You are given a positive integer x . Your task is to count the number of cells in a table that contain number x .
输入格式
The single line contains numbers n and x ( 1<=n<=105 , 1<=x<=109 ) — the size of the table and the number that we are looking for in the table.
输出格式
Print a single number: the number of times x occurs in the table.
输入输出样例
输入#1
10 5
输出#1
2
输入#2
6 12
输出#2
4
输入#3
5 13
输出#3
0
说明/提示
A table for the second sample test is given below. The occurrences of number 12 are marked bold.