[Algorithm] 42 week(11.14 ~ 11.20) 3/3

2427. Number of Common Factors

var commonFactors = function(a, b) {
    let count = 0;
    let divideNum = 0;
    
    while(divideNum++ <= Math.min(a,b)){
        if(a % divideNum == 0 && b % divideNum == 0) {
            count++;
        }
    }
    
    return count    
};