class Solution {
    public int solution(int n) {
        int answer = 0;
        for (int i=1; i*i<=n; ++i){
            if (n % i != 0) continue;
            int a = i, b = n / i;
            if (a == b) answer += 1;
            else answer += 2;
        }
        return answer;
    }
}