256840512

素因数分解:

$2^6\times 3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:396

約数の個数: 112

約数和(自身を含む): 700503552

約数和(自身を除く): 443663040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 83, 96, 142, 166, 192, 213, 227, 249, 284, 332, 426, 454, 498, 568, 664, 681, 852, 908, 996, 1136, 1328, 1362, 1704, 1816, 1992, 2272, 2656, 2724, 3408, 3632, 3984, 4544, 5312, 5448, 5893, 6816, 7264, 7968, 10896, 11786, 13632, 14528, 15936, 16117, 17679, 18841, 21792, 23572, 32234, 35358, 37682, 43584, 47144, 48351, 56523, 64468, 70716, 75364, 94288, 96702, 113046, 128936, 141432, 150728, 188576, 193404, 226092, 257872, 282864, 301456, 377152, 386808, 452184, 515744, 565728, 602912, 773616, 904368, 1031488, 1131456, 1205824, 1337711, 1547232, 1808736, 2675422, 3094464, 3617472, 4013133, 5350844, 8026266, 10701688, 16052532, 21403376, 32105064, 42806752, 64210128, 85613504, 128420256, 256840512]

約数ペア:

[(1, 256840512), (2, 128420256), (3, 85613504), (4, 64210128), (6, 42806752), (8, 32105064), (12, 21403376), (16, 16052532), (24, 10701688), (32, 8026266), (48, 5350844), (64, 4013133), (71, 3617472), (83, 3094464), (96, 2675422), (142, 1808736), (166, 1547232), (192, 1337711), (213, 1205824), (227, 1131456), (249, 1031488), (284, 904368), (332, 773616), (426, 602912), (454, 565728), (498, 515744), (568, 452184), (664, 386808), (681, 377152), (852, 301456), (908, 282864), (996, 257872), (1136, 226092), (1328, 193404), (1362, 188576), (1704, 150728), (1816, 141432), (1992, 128936), (2272, 113046), (2656, 96702), (2724, 94288), (3408, 75364), (3632, 70716), (3984, 64468), (4544, 56523), (5312, 48351), (5448, 47144), (5893, 43584), (6816, 37682), (7264, 35358), (7968, 32234), (10896, 23572), (11786, 21792), (13632, 18841), (14528, 17679), (15936, 16117)]