253760544

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:751

約数の個数: 144

約数和(自身を含む): 763386624

約数和(自身を除く): 509626080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 72, 86, 93, 96, 124, 129, 144, 172, 186, 248, 258, 279, 288, 344, 372, 387, 496, 516, 558, 661, 688, 744, 774, 992, 1032, 1116, 1322, 1333, 1376, 1488, 1548, 1983, 2064, 2232, 2644, 2666, 2976, 3096, 3966, 3999, 4128, 4464, 5288, 5332, 5949, 6192, 7932, 7998, 8928, 10576, 10664, 11898, 11997, 12384, 15864, 15996, 20491, 21152, 21328, 23796, 23994, 28423, 31728, 31992, 40982, 42656, 47592, 47988, 56846, 61473, 63456, 63984, 81964, 85269, 95184, 95976, 113692, 122946, 127968, 163928, 170538, 184419, 190368, 191952, 227384, 245892, 255807, 327856, 341076, 368838, 383904, 454768, 491784, 511614, 655712, 682152, 737676, 881113, 909536, 983568, 1023228, 1364304, 1475352, 1762226, 1967136, 2046456, 2643339, 2728608, 2950704, 3524452, 4092912, 5286678, 5901408, 7048904, 7930017, 8185824, 10573356, 14097808, 15860034, 21146712, 28195616, 31720068, 42293424, 63440136, 84586848, 126880272, 253760544]

約数ペア:

[(1, 253760544), (2, 126880272), (3, 84586848), (4, 63440136), (6, 42293424), (8, 31720068), (9, 28195616), (12, 21146712), (16, 15860034), (18, 14097808), (24, 10573356), (31, 8185824), (32, 7930017), (36, 7048904), (43, 5901408), (48, 5286678), (62, 4092912), (72, 3524452), (86, 2950704), (93, 2728608), (96, 2643339), (124, 2046456), (129, 1967136), (144, 1762226), (172, 1475352), (186, 1364304), (248, 1023228), (258, 983568), (279, 909536), (288, 881113), (344, 737676), (372, 682152), (387, 655712), (496, 511614), (516, 491784), (558, 454768), (661, 383904), (688, 368838), (744, 341076), (774, 327856), (992, 255807), (1032, 245892), (1116, 227384), (1322, 191952), (1333, 190368), (1376, 184419), (1488, 170538), (1548, 163928), (1983, 127968), (2064, 122946), (2232, 113692), (2644, 95976), (2666, 95184), (2976, 85269), (3096, 81964), (3966, 63984), (3999, 63456), (4128, 61473), (4464, 56846), (5288, 47988), (5332, 47592), (5949, 42656), (6192, 40982), (7932, 31992), (7998, 31728), (8928, 28423), (10576, 23994), (10664, 23796), (11898, 21328), (11997, 21152), (12384, 20491), (15864, 15996)]