72540180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{403001}}^1$

素因数の和:403016

約数の個数: 36

約数和(自身を含む): 220039092

約数和(自身を除く): 147498912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 403001, 806002, 1209003, 1612004, 2015005, 2418006, 3627009, 4030010, 4836012, 6045015, 7254018, 8060020, 12090030, 14508036, 18135045, 24180060, 36270090, 72540180]

約数ペア:

[(1, 72540180), (2, 36270090), (3, 24180060), (4, 18135045), (5, 14508036), (6, 12090030), (9, 8060020), (10, 7254018), (12, 6045015), (15, 4836012), (18, 4030010), (20, 3627009), (30, 2418006), (36, 2015005), (45, 1612004), (60, 1209003), (90, 806002), (180, 403001)]