61806480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 201522816

約数和(自身を除く): 139716336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 53, 60, 80, 86, 106, 113, 120, 129, 159, 172, 212, 215, 226, 240, 258, 265, 318, 339, 344, 424, 430, 452, 516, 530, 565, 636, 645, 678, 688, 795, 848, 860, 904, 1032, 1060, 1130, 1272, 1290, 1356, 1590, 1695, 1720, 1808, 2064, 2120, 2260, 2279, 2544, 2580, 2712, 3180, 3390, 3440, 4240, 4520, 4558, 4859, 5160, 5424, 5989, 6360, 6780, 6837, 9040, 9116, 9718, 10320, 11395, 11978, 12720, 13560, 13674, 14577, 17967, 18232, 19436, 22790, 23956, 24295, 27120, 27348, 29154, 29945, 34185, 35934, 36464, 38872, 45580, 47912, 48590, 54696, 58308, 59890, 68370, 71868, 72885, 77744, 89835, 91160, 95824, 97180, 109392, 116616, 119780, 136740, 143736, 145770, 179670, 182320, 194360, 233232, 239560, 257527, 273480, 287472, 291540, 359340, 388720, 479120, 515054, 546960, 583080, 718680, 772581, 1030108, 1166160, 1287635, 1437360, 1545162, 2060216, 2575270, 3090324, 3862905, 4120432, 5150540, 6180648, 7725810, 10301080, 12361296, 15451620, 20602160, 30903240, 61806480]

約数ペア:

[(1, 61806480), (2, 30903240), (3, 20602160), (4, 15451620), (5, 12361296), (6, 10301080), (8, 7725810), (10, 6180648), (12, 5150540), (15, 4120432), (16, 3862905), (20, 3090324), (24, 2575270), (30, 2060216), (40, 1545162), (43, 1437360), (48, 1287635), (53, 1166160), (60, 1030108), (80, 772581), (86, 718680), (106, 583080), (113, 546960), (120, 515054), (129, 479120), (159, 388720), (172, 359340), (212, 291540), (215, 287472), (226, 273480), (240, 257527), (258, 239560), (265, 233232), (318, 194360), (339, 182320), (344, 179670), (424, 145770), (430, 143736), (452, 136740), (516, 119780), (530, 116616), (565, 109392), (636, 97180), (645, 95824), (678, 91160), (688, 89835), (795, 77744), (848, 72885), (860, 71868), (904, 68370), (1032, 59890), (1060, 58308), (1130, 54696), (1272, 48590), (1290, 47912), (1356, 45580), (1590, 38872), (1695, 36464), (1720, 35934), (1808, 34185), (2064, 29945), (2120, 29154), (2260, 27348), (2279, 27120), (2544, 24295), (2580, 23956), (2712, 22790), (3180, 19436), (3390, 18232), (3440, 17967), (4240, 14577), (4520, 13674), (4558, 13560), (4859, 12720), (5160, 11978), (5424, 11395), (5989, 10320), (6360, 9718), (6780, 9116), (6837, 9040)]