204532080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19819}}^1$

素因数の和:19878

約数の個数: 80

約数和(自身を含む): 648827520

約数和(自身を除く): 444295440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 19819, 39638, 59457, 79276, 99095, 118914, 158552, 198190, 237828, 297285, 317104, 396380, 475656, 594570, 792760, 852217, 951312, 1189140, 1585520, 1704434, 2378280, 2556651, 3408868, 4261085, 4756560, 5113302, 6817736, 8522170, 10226604, 12783255, 13635472, 17044340, 20453208, 25566510, 34088680, 40906416, 51133020, 68177360, 102266040, 204532080]

約数ペア:

[(1, 204532080), (2, 102266040), (3, 68177360), (4, 51133020), (5, 40906416), (6, 34088680), (8, 25566510), (10, 20453208), (12, 17044340), (15, 13635472), (16, 12783255), (20, 10226604), (24, 8522170), (30, 6817736), (40, 5113302), (43, 4756560), (48, 4261085), (60, 3408868), (80, 2556651), (86, 2378280), (120, 1704434), (129, 1585520), (172, 1189140), (215, 951312), (240, 852217), (258, 792760), (344, 594570), (430, 475656), (516, 396380), (645, 317104), (688, 297285), (860, 237828), (1032, 198190), (1290, 158552), (1720, 118914), (2064, 99095), (2580, 79276), (3440, 59457), (5160, 39638), (10320, 19819)]