66656880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2215

約数の個数: 120

約数和(自身を含む): 229168368

約数和(自身を除く): 162511488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2153, 2580, 3096, 3440, 3870, 4306, 5160, 6192, 6459, 7740, 8612, 10320, 10765, 12918, 15480, 17224, 19377, 21530, 25836, 30960, 32295, 34448, 38754, 43060, 51672, 64590, 77508, 86120, 92579, 96885, 103344, 129180, 155016, 172240, 185158, 193770, 258360, 277737, 310032, 370316, 387540, 462895, 516720, 555474, 740632, 775080, 833211, 925790, 1110948, 1388685, 1481264, 1550160, 1666422, 1851580, 2221896, 2777370, 3332844, 3703160, 4166055, 4443792, 5554740, 6665688, 7406320, 8332110, 11109480, 13331376, 16664220, 22218960, 33328440, 66656880]

約数ペア:

[(1, 66656880), (2, 33328440), (3, 22218960), (4, 16664220), (5, 13331376), (6, 11109480), (8, 8332110), (9, 7406320), (10, 6665688), (12, 5554740), (15, 4443792), (16, 4166055), (18, 3703160), (20, 3332844), (24, 2777370), (30, 2221896), (36, 1851580), (40, 1666422), (43, 1550160), (45, 1481264), (48, 1388685), (60, 1110948), (72, 925790), (80, 833211), (86, 775080), (90, 740632), (120, 555474), (129, 516720), (144, 462895), (172, 387540), (180, 370316), (215, 310032), (240, 277737), (258, 258360), (344, 193770), (360, 185158), (387, 172240), (430, 155016), (516, 129180), (645, 103344), (688, 96885), (720, 92579), (774, 86120), (860, 77508), (1032, 64590), (1290, 51672), (1548, 43060), (1720, 38754), (1935, 34448), (2064, 32295), (2153, 30960), (2580, 25836), (3096, 21530), (3440, 19377), (3870, 17224), (4306, 15480), (5160, 12918), (6192, 10765), (6459, 10320), (7740, 8612)]