i = open("DATA2.txt","r")
o = open("OUT2.txt","w")

import math
l = [1]

for j in range(2,1001):
    count = l[j-2]
    
    for k in range(1,math.floor(j/2)+1):
        if j % k == 0:
            count += 1
    if j % 2 == 0 and j>4:
        count -= 1
    l.append(count)
    
for j in range(5):
    o.write(str(l[int(i.readline().strip())-1])+"\n")

i.close()
o.close()