128756448

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:377

約数の個数: 144

約数和(自身を含む): 386161776

約数和(自身を除く): 257405328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 43, 48, 72, 74, 86, 96, 111, 129, 144, 148, 172, 222, 258, 281, 288, 296, 333, 344, 387, 444, 516, 562, 592, 666, 688, 774, 843, 888, 1032, 1124, 1184, 1332, 1376, 1548, 1591, 1686, 1776, 2064, 2248, 2529, 2664, 3096, 3182, 3372, 3552, 4128, 4496, 4773, 5058, 5328, 6192, 6364, 6744, 8992, 9546, 10116, 10397, 10656, 12083, 12384, 12728, 13488, 14319, 19092, 20232, 20794, 24166, 25456, 26976, 28638, 31191, 36249, 38184, 40464, 41588, 48332, 50912, 57276, 62382, 72498, 76368, 80928, 83176, 93573, 96664, 108747, 114552, 124764, 144996, 152736, 166352, 187146, 193328, 217494, 229104, 249528, 289992, 332704, 374292, 386656, 434988, 447071, 458208, 499056, 579984, 748584, 869976, 894142, 998112, 1159968, 1341213, 1497168, 1739952, 1788284, 2682426, 2994336, 3479904, 3576568, 4023639, 5364852, 7153136, 8047278, 10729704, 14306272, 16094556, 21459408, 32189112, 42918816, 64378224, 128756448]

約数ペア:

[(1, 128756448), (2, 64378224), (3, 42918816), (4, 32189112), (6, 21459408), (8, 16094556), (9, 14306272), (12, 10729704), (16, 8047278), (18, 7153136), (24, 5364852), (32, 4023639), (36, 3576568), (37, 3479904), (43, 2994336), (48, 2682426), (72, 1788284), (74, 1739952), (86, 1497168), (96, 1341213), (111, 1159968), (129, 998112), (144, 894142), (148, 869976), (172, 748584), (222, 579984), (258, 499056), (281, 458208), (288, 447071), (296, 434988), (333, 386656), (344, 374292), (387, 332704), (444, 289992), (516, 249528), (562, 229104), (592, 217494), (666, 193328), (688, 187146), (774, 166352), (843, 152736), (888, 144996), (1032, 124764), (1124, 114552), (1184, 108747), (1332, 96664), (1376, 93573), (1548, 83176), (1591, 80928), (1686, 76368), (1776, 72498), (2064, 62382), (2248, 57276), (2529, 50912), (2664, 48332), (3096, 41588), (3182, 40464), (3372, 38184), (3552, 36249), (4128, 31191), (4496, 28638), (4773, 26976), (5058, 25456), (5328, 24166), (6192, 20794), (6364, 20232), (6744, 19092), (8992, 14319), (9546, 13488), (10116, 12728), (10397, 12384), (10656, 12083)]