求最多约数个数(暴力破解版VS质因子分解)

质因子分解:

#质因子分解
#n=p1**a1+p2**a2+...+pn**an
#num=(1+a1)(1+a2)...(1+an)
def Prime_factorization(num):
    count = 1
    x = 2
    while x * x <= num:
        temp = 1
        while num % x == 0:
            temp += 1
            num /= x
        count *= temp
        x += 1
    return count * (1 + (num > 1))

m,n = map(int, input().split())
if Prime_factorization(m)>Prime_factorization(n):
    print(Prime_factorization(m))
    exit()
print(Prime_factorization(n))

暴力破解版:

#查找约数最多的数

def yueshu(num):
    count = 0
    for j in range(1,num+1):
        if num%j == 0:
            count += 1
    return count

m,n = map(int, input().split())

max = 0
for i in range(m,n+1):
    if yueshu(i) > max:
        max = yueshu(i)

print(max)

这个是查找俩个数范围内的最多约数个数

posted @ 2021-06-17 21:28  坤舆小菜鸡  阅读(11)  评论(0编辑  收藏  举报  来源