129987480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{154747}}^1$

素因数の和:154768

約数の個数: 64

約数和(自身を含む): 445674240

約数和(自身を除く): 315686760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 154747, 309494, 464241, 618988, 773735, 928482, 1083229, 1237976, 1547470, 1856964, 2166458, 2321205, 3094940, 3249687, 3713928, 4332916, 4642410, 5416145, 6189880, 6499374, 8665832, 9284820, 10832290, 12998748, 16248435, 18569640, 21664580, 25997496, 32496870, 43329160, 64993740, 129987480]

約数ペア:

[(1, 129987480), (2, 64993740), (3, 43329160), (4, 32496870), (5, 25997496), (6, 21664580), (7, 18569640), (8, 16248435), (10, 12998748), (12, 10832290), (14, 9284820), (15, 8665832), (20, 6499374), (21, 6189880), (24, 5416145), (28, 4642410), (30, 4332916), (35, 3713928), (40, 3249687), (42, 3094940), (56, 2321205), (60, 2166458), (70, 1856964), (84, 1547470), (105, 1237976), (120, 1083229), (140, 928482), (168, 773735), (210, 618988), (280, 464241), (420, 309494), (840, 154747)]