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 nn rows and nn columns. The cell located at the intersection of ii -th row and jj -th column contains number i×ji×j . The rows and columns are numbered starting from 1.

You are given a positive integer xx . Your task is to count the number of cells in a table that contain number xx .

输入格式

The single line contains numbers nn and xx ( 1<=n<=1051<=n<=10^{5} , 1<=x<=1091<=x<=10^{9} ) — 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 xx 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 1212 are marked bold.

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