68636480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 224

約数和(自身を含む): 200143872

約数和(自身を除く): 131507392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 32, 34, 37, 40, 44, 55, 62, 64, 68, 74, 80, 85, 88, 110, 124, 136, 148, 155, 160, 170, 176, 185, 187, 220, 248, 272, 296, 310, 320, 340, 341, 352, 370, 374, 407, 440, 496, 527, 544, 592, 620, 629, 680, 682, 704, 740, 748, 814, 880, 935, 992, 1054, 1088, 1147, 1184, 1240, 1258, 1360, 1364, 1480, 1496, 1628, 1705, 1760, 1870, 1984, 2035, 2108, 2294, 2368, 2480, 2516, 2635, 2720, 2728, 2960, 2992, 3145, 3256, 3410, 3520, 3740, 4070, 4216, 4588, 4960, 5032, 5270, 5440, 5456, 5735, 5797, 5920, 5984, 6290, 6512, 6820, 6919, 7480, 8140, 8432, 9176, 9920, 10064, 10540, 10912, 11470, 11594, 11840, 11968, 12580, 12617, 13024, 13640, 13838, 14960, 16280, 16864, 18352, 19499, 20128, 21080, 21824, 22940, 23188, 25160, 25234, 26048, 27280, 27676, 28985, 29920, 32560, 33728, 34595, 36704, 38998, 40256, 42160, 45880, 46376, 50320, 50468, 54560, 55352, 57970, 59840, 63085, 65120, 69190, 73408, 77996, 84320, 91760, 92752, 97495, 100640, 100936, 109120, 110704, 115940, 126170, 130240, 138380, 155992, 168640, 183520, 185504, 194990, 201280, 201872, 214489, 221408, 231880, 252340, 276760, 311984, 367040, 371008, 389980, 403744, 428978, 442816, 463760, 504680, 553520, 623968, 779960, 807488, 857956, 927520, 1009360, 1072445, 1107040, 1247936, 1559920, 1715912, 1855040, 2018720, 2144890, 2214080, 3119840, 3431824, 4037440, 4289780, 6239680, 6863648, 8579560, 13727296, 17159120, 34318240, 68636480]

約数ペア:

[(1, 68636480), (2, 34318240), (4, 17159120), (5, 13727296), (8, 8579560), (10, 6863648), (11, 6239680), (16, 4289780), (17, 4037440), (20, 3431824), (22, 3119840), (31, 2214080), (32, 2144890), (34, 2018720), (37, 1855040), (40, 1715912), (44, 1559920), (55, 1247936), (62, 1107040), (64, 1072445), (68, 1009360), (74, 927520), (80, 857956), (85, 807488), (88, 779960), (110, 623968), (124, 553520), (136, 504680), (148, 463760), (155, 442816), (160, 428978), (170, 403744), (176, 389980), (185, 371008), (187, 367040), (220, 311984), (248, 276760), (272, 252340), (296, 231880), (310, 221408), (320, 214489), (340, 201872), (341, 201280), (352, 194990), (370, 185504), (374, 183520), (407, 168640), (440, 155992), (496, 138380), (527, 130240), (544, 126170), (592, 115940), (620, 110704), (629, 109120), (680, 100936), (682, 100640), (704, 97495), (740, 92752), (748, 91760), (814, 84320), (880, 77996), (935, 73408), (992, 69190), (1054, 65120), (1088, 63085), (1147, 59840), (1184, 57970), (1240, 55352), (1258, 54560), (1360, 50468), (1364, 50320), (1480, 46376), (1496, 45880), (1628, 42160), (1705, 40256), (1760, 38998), (1870, 36704), (1984, 34595), (2035, 33728), (2108, 32560), (2294, 29920), (2368, 28985), (2480, 27676), (2516, 27280), (2635, 26048), (2720, 25234), (2728, 25160), (2960, 23188), (2992, 22940), (3145, 21824), (3256, 21080), (3410, 20128), (3520, 19499), (3740, 18352), (4070, 16864), (4216, 16280), (4588, 14960), (4960, 13838), (5032, 13640), (5270, 13024), (5440, 12617), (5456, 12580), (5735, 11968), (5797, 11840), (5920, 11594), (5984, 11470), (6290, 10912), (6512, 10540), (6820, 10064), (6919, 9920), (7480, 9176), (8140, 8432)]