65212080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 146917200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 71, 80, 86, 89, 120, 129, 142, 172, 178, 213, 215, 240, 258, 267, 284, 344, 355, 356, 426, 430, 445, 516, 534, 568, 645, 688, 710, 712, 852, 860, 890, 1032, 1065, 1068, 1136, 1290, 1335, 1420, 1424, 1704, 1720, 1780, 2064, 2130, 2136, 2580, 2670, 2840, 3053, 3408, 3440, 3560, 3827, 4260, 4272, 5160, 5340, 5680, 6106, 6319, 7120, 7654, 8520, 9159, 10320, 10680, 11481, 12212, 12638, 15265, 15308, 17040, 18318, 18957, 19135, 21360, 22962, 24424, 25276, 30530, 30616, 31595, 36636, 37914, 38270, 45795, 45924, 48848, 50552, 57405, 61060, 61232, 63190, 73272, 75828, 76540, 91590, 91848, 94785, 101104, 114810, 122120, 126380, 146544, 151656, 153080, 183180, 183696, 189570, 229620, 244240, 252760, 271717, 303312, 306160, 366360, 379140, 459240, 505520, 543434, 732720, 758280, 815151, 918480, 1086868, 1358585, 1516560, 1630302, 2173736, 2717170, 3260604, 4075755, 4347472, 5434340, 6521208, 8151510, 10868680, 13042416, 16303020, 21737360, 32606040, 65212080]

約数ペア:

[(1, 65212080), (2, 32606040), (3, 21737360), (4, 16303020), (5, 13042416), (6, 10868680), (8, 8151510), (10, 6521208), (12, 5434340), (15, 4347472), (16, 4075755), (20, 3260604), (24, 2717170), (30, 2173736), (40, 1630302), (43, 1516560), (48, 1358585), (60, 1086868), (71, 918480), (80, 815151), (86, 758280), (89, 732720), (120, 543434), (129, 505520), (142, 459240), (172, 379140), (178, 366360), (213, 306160), (215, 303312), (240, 271717), (258, 252760), (267, 244240), (284, 229620), (344, 189570), (355, 183696), (356, 183180), (426, 153080), (430, 151656), (445, 146544), (516, 126380), (534, 122120), (568, 114810), (645, 101104), (688, 94785), (710, 91848), (712, 91590), (852, 76540), (860, 75828), (890, 73272), (1032, 63190), (1065, 61232), (1068, 61060), (1136, 57405), (1290, 50552), (1335, 48848), (1420, 45924), (1424, 45795), (1704, 38270), (1720, 37914), (1780, 36636), (2064, 31595), (2130, 30616), (2136, 30530), (2580, 25276), (2670, 24424), (2840, 22962), (3053, 21360), (3408, 19135), (3440, 18957), (3560, 18318), (3827, 17040), (4260, 15308), (4272, 15265), (5160, 12638), (5340, 12212), (5680, 11481), (6106, 10680), (6319, 10320), (7120, 9159), (7654, 8520)]