72217980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{44579}}^1$

素因数の和:44600

約数の個数: 60

約数和(自身を含む): 226555560

約数和(自身を除く): 154337580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 44579, 89158, 133737, 178316, 222895, 267474, 401211, 445790, 534948, 668685, 802422, 891580, 1203633, 1337370, 1604844, 2006055, 2407266, 2674740, 3610899, 4012110, 4814532, 6018165, 7221798, 8024220, 12036330, 14443596, 18054495, 24072660, 36108990, 72217980]

約数ペア:

[(1, 72217980), (2, 36108990), (3, 24072660), (4, 18054495), (5, 14443596), (6, 12036330), (9, 8024220), (10, 7221798), (12, 6018165), (15, 4814532), (18, 4012110), (20, 3610899), (27, 2674740), (30, 2407266), (36, 2006055), (45, 1604844), (54, 1337370), (60, 1203633), (81, 891580), (90, 802422), (108, 668685), (135, 534948), (162, 445790), (180, 401211), (270, 267474), (324, 222895), (405, 178316), (540, 133737), (810, 89158), (1620, 44579)]