A10020. Multiplication Table
编程题
普及/提高-
知识点
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 $x$ .
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 $x$ ( $1<=n<=10^{5}$ , $1<=x<=10^{9}$ ) — 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 $x$ 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.

