1290684960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2129}}^1$

素因数の和:2571

約数の個数: 144

約数和(自身を含む): 4416998040

約数和(自身を除く): 3126313080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 421, 480, 720, 842, 1263, 1440, 1684, 2105, 2129, 2526, 3368, 3789, 4210, 4258, 5052, 6315, 6387, 6736, 7578, 8420, 8516, 10104, 10645, 12630, 12774, 13472, 15156, 16840, 17032, 18945, 19161, 20208, 21290, 25260, 25548, 30312, 31935, 33680, 34064, 37890, 38322, 40416, 42580, 50520, 51096, 60624, 63870, 67360, 68128, 75780, 76644, 85160, 95805, 101040, 102192, 121248, 127740, 151560, 153288, 170320, 191610, 202080, 204384, 255480, 303120, 306576, 340640, 383220, 510960, 606240, 613152, 766440, 896309, 1021920, 1532880, 1792618, 2688927, 3065760, 3585236, 4481545, 5377854, 7170472, 8066781, 8963090, 10755708, 13444635, 14340944, 16133562, 17926180, 21511416, 26889270, 28681888, 32267124, 35852360, 40333905, 43022832, 53778540, 64534248, 71704720, 80667810, 86045664, 107557080, 129068496, 143409440, 161335620, 215114160, 258136992, 322671240, 430228320, 645342480, 1290684960]

約数ペア:

[(1, 1290684960), (2, 645342480), (3, 430228320), (4, 322671240), (5, 258136992), (6, 215114160), (8, 161335620), (9, 143409440), (10, 129068496), (12, 107557080), (15, 86045664), (16, 80667810), (18, 71704720), (20, 64534248), (24, 53778540), (30, 43022832), (32, 40333905), (36, 35852360), (40, 32267124), (45, 28681888), (48, 26889270), (60, 21511416), (72, 17926180), (80, 16133562), (90, 14340944), (96, 13444635), (120, 10755708), (144, 8963090), (160, 8066781), (180, 7170472), (240, 5377854), (288, 4481545), (360, 3585236), (421, 3065760), (480, 2688927), (720, 1792618), (842, 1532880), (1263, 1021920), (1440, 896309), (1684, 766440), (2105, 613152), (2129, 606240), (2526, 510960), (3368, 383220), (3789, 340640), (4210, 306576), (4258, 303120), (5052, 255480), (6315, 204384), (6387, 202080), (6736, 191610), (7578, 170320), (8420, 153288), (8516, 151560), (10104, 127740), (10645, 121248), (12630, 102192), (12774, 101040), (13472, 95805), (15156, 85160), (16840, 76644), (17032, 75780), (18945, 68128), (19161, 67360), (20208, 63870), (21290, 60624), (25260, 51096), (25548, 50520), (30312, 42580), (31935, 40416), (33680, 38322), (34064, 37890)]