①24的因数有:1,2,3,4,6,8,12,24;32的因数有:1,2,4,8,16,32;24和32的公因数有:1,2,4,8;.24和32的最大公因数是:8.②找36和48的最大公因数:36的因数有:1,2,3,4,9,12,18,36;48的因数有:1,2,3,4,6,8,12,16,24,48;36和48的最大公因数是:12.故答案为:1,2,3,4,6,8,12,24;1,2,4,8,16,32;1,2,4,8;8.