import java.io.*;
import java.util.Scanner;

public class bottom2 {
		public static void main(String args[]) throws Exception {
			Scanner read = new Scanner(new File("DATA2.txt"));
			PrintWriter write = new PrintWriter(new File("OUT2.txt"));
			for (int i = 0; i < 5; i++){
				int n = read.nextInt();
				int rect = 0;
				for (int j = n; j > 0; j--){
					for (int k = j; k > 0; k--){
						if (j*k <= n){
							rect++;
						}
					}
				}
				write.println(rect);
			}
			write.close();
		}
	}