/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
//package dwite2;

import java.io.FileReader;
import java.io.FileWriter;
import java.util.Scanner;

/**
 *
 * @author ianlo
 */
public class Dwite2 {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        try {
            FileReader inFile = new FileReader("DATA2.txt");
            FileWriter outFile = new FileWriter("OUT2.txt");
            Scanner scanner = new Scanner(inFile);
            for (int h = 0; h < 5; h++) {
                int rectangles = scanner.nextInt();
                int counter = 0;
                for (int rectangles2 = rectangles; rectangles2 > 0; rectangles2--) {
                    for (int i = (int)  Math.sqrt(rectangles2); i > 0; i--) {
                        if (rectangles2 % i == 0) {
                            counter++;
                        }
                    }
                }
                outFile.write(counter + "\r\n");
            }
            inFile.close();
            outFile.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}