121855440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{72533}}^1$

素因数の和:72556

約数の個数: 80

約数和(自身を含む): 431722368

約数和(自身を除く): 309866928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 72533, 145066, 217599, 290132, 362665, 435198, 507731, 580264, 725330, 870396, 1015462, 1087995, 1160528, 1450660, 1523193, 1740792, 2030924, 2175990, 2538655, 2901320, 3046386, 3481584, 4061848, 4351980, 5077310, 5802640, 6092772, 7615965, 8123696, 8703960, 10154620, 12185544, 15231930, 17407920, 20309240, 24371088, 30463860, 40618480, 60927720, 121855440]

約数ペア:

[(1, 121855440), (2, 60927720), (3, 40618480), (4, 30463860), (5, 24371088), (6, 20309240), (7, 17407920), (8, 15231930), (10, 12185544), (12, 10154620), (14, 8703960), (15, 8123696), (16, 7615965), (20, 6092772), (21, 5802640), (24, 5077310), (28, 4351980), (30, 4061848), (35, 3481584), (40, 3046386), (42, 2901320), (48, 2538655), (56, 2175990), (60, 2030924), (70, 1740792), (80, 1523193), (84, 1450660), (105, 1160528), (112, 1087995), (120, 1015462), (140, 870396), (168, 725330), (210, 580264), (240, 507731), (280, 435198), (336, 362665), (420, 290132), (560, 217599), (840, 145066), (1680, 72533)]