40004640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2137}}^1$

素因数の和:2171

約数の個数: 144

約数和(自身を含む): 147085848

約数和(自身を除く): 107081208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2137, 2340, 3120, 3744, 4274, 4680, 6240, 6411, 8548, 9360, 10685, 12822, 17096, 18720, 19233, 21370, 25644, 27781, 32055, 34192, 38466, 42740, 51288, 55562, 64110, 68384, 76932, 83343, 85480, 96165, 102576, 111124, 128220, 138905, 153864, 166686, 170960, 192330, 205152, 222248, 250029, 256440, 277810, 307728, 333372, 341920, 384660, 416715, 444496, 500058, 512880, 555620, 615456, 666744, 769320, 833430, 888992, 1000116, 1025760, 1111240, 1250145, 1333488, 1538640, 1666860, 2000232, 2222480, 2500290, 2666976, 3077280, 3333720, 4000464, 4444960, 5000580, 6667440, 8000928, 10001160, 13334880, 20002320, 40004640]

約数ペア:

[(1, 40004640), (2, 20002320), (3, 13334880), (4, 10001160), (5, 8000928), (6, 6667440), (8, 5000580), (9, 4444960), (10, 4000464), (12, 3333720), (13, 3077280), (15, 2666976), (16, 2500290), (18, 2222480), (20, 2000232), (24, 1666860), (26, 1538640), (30, 1333488), (32, 1250145), (36, 1111240), (39, 1025760), (40, 1000116), (45, 888992), (48, 833430), (52, 769320), (60, 666744), (65, 615456), (72, 555620), (78, 512880), (80, 500058), (90, 444496), (96, 416715), (104, 384660), (117, 341920), (120, 333372), (130, 307728), (144, 277810), (156, 256440), (160, 250029), (180, 222248), (195, 205152), (208, 192330), (234, 170960), (240, 166686), (260, 153864), (288, 138905), (312, 128220), (360, 111124), (390, 102576), (416, 96165), (468, 85480), (480, 83343), (520, 76932), (585, 68384), (624, 64110), (720, 55562), (780, 51288), (936, 42740), (1040, 38466), (1170, 34192), (1248, 32055), (1440, 27781), (1560, 25644), (1872, 21370), (2080, 19233), (2137, 18720), (2340, 17096), (3120, 12822), (3744, 10685), (4274, 9360), (4680, 8548), (6240, 6411)]