402221520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4019}}^1$

素因数の和:4177

約数の個数: 120

約数和(自身を含む): 1360850400

約数和(自身を除く): 958628880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 2085, 2224, 2502, 2780, 3336, 4019, 4170, 5004, 5560, 6255, 6672, 8038, 8340, 10008, 11120, 12057, 12510, 16076, 16680, 20016, 20095, 24114, 25020, 32152, 33360, 36171, 40190, 48228, 50040, 60285, 64304, 72342, 80380, 96456, 100080, 120570, 144684, 160760, 180855, 192912, 241140, 289368, 321520, 361710, 482280, 558641, 578736, 723420, 964560, 1117282, 1446840, 1675923, 2234564, 2793205, 2893680, 3351846, 4469128, 5027769, 5586410, 6703692, 8379615, 8938256, 10055538, 11172820, 13407384, 16759230, 20111076, 22345640, 25138845, 26814768, 33518460, 40222152, 44691280, 50277690, 67036920, 80444304, 100555380, 134073840, 201110760, 402221520]

約数ペア:

[(1, 402221520), (2, 201110760), (3, 134073840), (4, 100555380), (5, 80444304), (6, 67036920), (8, 50277690), (9, 44691280), (10, 40222152), (12, 33518460), (15, 26814768), (16, 25138845), (18, 22345640), (20, 20111076), (24, 16759230), (30, 13407384), (36, 11172820), (40, 10055538), (45, 8938256), (48, 8379615), (60, 6703692), (72, 5586410), (80, 5027769), (90, 4469128), (120, 3351846), (139, 2893680), (144, 2793205), (180, 2234564), (240, 1675923), (278, 1446840), (360, 1117282), (417, 964560), (556, 723420), (695, 578736), (720, 558641), (834, 482280), (1112, 361710), (1251, 321520), (1390, 289368), (1668, 241140), (2085, 192912), (2224, 180855), (2502, 160760), (2780, 144684), (3336, 120570), (4019, 100080), (4170, 96456), (5004, 80380), (5560, 72342), (6255, 64304), (6672, 60285), (8038, 50040), (8340, 48228), (10008, 40190), (11120, 36171), (12057, 33360), (12510, 32152), (16076, 25020), (16680, 24114), (20016, 20095)]