1260756840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{25439}}^1$

素因数の和:25519

約数の個数: 128

約数和(自身を含む): 4396032000

約数和(自身を除く): 3135275160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 354, 413, 420, 472, 590, 708, 826, 840, 885, 1180, 1239, 1416, 1652, 1770, 2065, 2360, 2478, 3304, 3540, 4130, 4956, 6195, 7080, 8260, 9912, 12390, 16520, 24780, 25439, 49560, 50878, 76317, 101756, 127195, 152634, 178073, 203512, 254390, 305268, 356146, 381585, 508780, 534219, 610536, 712292, 763170, 890365, 1017560, 1068438, 1424584, 1500901, 1526340, 1780730, 2136876, 2671095, 3001802, 3052680, 3561460, 4273752, 4502703, 5342190, 6003604, 7122920, 7504505, 9005406, 10506307, 10684380, 12007208, 15009010, 18010812, 21012614, 21368760, 22513515, 30018020, 31518921, 36021624, 42025228, 45027030, 52531535, 60036040, 63037842, 84050456, 90054060, 105063070, 126075684, 157594605, 180108120, 210126140, 252151368, 315189210, 420252280, 630378420, 1260756840]

約数ペア:

[(1, 1260756840), (2, 630378420), (3, 420252280), (4, 315189210), (5, 252151368), (6, 210126140), (7, 180108120), (8, 157594605), (10, 126075684), (12, 105063070), (14, 90054060), (15, 84050456), (20, 63037842), (21, 60036040), (24, 52531535), (28, 45027030), (30, 42025228), (35, 36021624), (40, 31518921), (42, 30018020), (56, 22513515), (59, 21368760), (60, 21012614), (70, 18010812), (84, 15009010), (105, 12007208), (118, 10684380), (120, 10506307), (140, 9005406), (168, 7504505), (177, 7122920), (210, 6003604), (236, 5342190), (280, 4502703), (295, 4273752), (354, 3561460), (413, 3052680), (420, 3001802), (472, 2671095), (590, 2136876), (708, 1780730), (826, 1526340), (840, 1500901), (885, 1424584), (1180, 1068438), (1239, 1017560), (1416, 890365), (1652, 763170), (1770, 712292), (2065, 610536), (2360, 534219), (2478, 508780), (3304, 381585), (3540, 356146), (4130, 305268), (4956, 254390), (6195, 203512), (7080, 178073), (8260, 152634), (9912, 127195), (12390, 101756), (16520, 76317), (24780, 50878), (25439, 49560)]