257373312

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 821271360

約数和(自身を除く): 563898048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 128, 138, 161, 168, 181, 184, 192, 224, 276, 322, 336, 362, 368, 384, 448, 483, 529, 543, 552, 644, 672, 724, 736, 896, 966, 1058, 1086, 1104, 1267, 1288, 1344, 1448, 1472, 1587, 1932, 2116, 2172, 2208, 2534, 2576, 2688, 2896, 2944, 3174, 3703, 3801, 3864, 4163, 4232, 4344, 4416, 5068, 5152, 5792, 6348, 7406, 7602, 7728, 8326, 8464, 8688, 8832, 10136, 10304, 11109, 11584, 12489, 12696, 14812, 15204, 15456, 16652, 16928, 17376, 20272, 20608, 22218, 23168, 24978, 25392, 29141, 29624, 30408, 30912, 33304, 33856, 34752, 40544, 44436, 49956, 50784, 58282, 59248, 60816, 61824, 66608, 67712, 69504, 81088, 87423, 88872, 95749, 99912, 101568, 116564, 118496, 121632, 133216, 162176, 174846, 177744, 191498, 199824, 203136, 233128, 236992, 243264, 266432, 287247, 349692, 355488, 382996, 399648, 466256, 473984, 486528, 532864, 574494, 670243, 699384, 710976, 765992, 799296, 932512, 1148988, 1340486, 1398768, 1421952, 1531984, 1598592, 1865024, 2010729, 2297976, 2680972, 2797536, 3063968, 3730048, 4021458, 4595952, 5361944, 5595072, 6127936, 8042916, 9191904, 10723888, 11190144, 12255872, 16085832, 18383808, 21447776, 32171664, 36767616, 42895552, 64343328, 85791104, 128686656, 257373312]

約数ペア:

[(1, 257373312), (2, 128686656), (3, 85791104), (4, 64343328), (6, 42895552), (7, 36767616), (8, 32171664), (12, 21447776), (14, 18383808), (16, 16085832), (21, 12255872), (23, 11190144), (24, 10723888), (28, 9191904), (32, 8042916), (42, 6127936), (46, 5595072), (48, 5361944), (56, 4595952), (64, 4021458), (69, 3730048), (84, 3063968), (92, 2797536), (96, 2680972), (112, 2297976), (128, 2010729), (138, 1865024), (161, 1598592), (168, 1531984), (181, 1421952), (184, 1398768), (192, 1340486), (224, 1148988), (276, 932512), (322, 799296), (336, 765992), (362, 710976), (368, 699384), (384, 670243), (448, 574494), (483, 532864), (529, 486528), (543, 473984), (552, 466256), (644, 399648), (672, 382996), (724, 355488), (736, 349692), (896, 287247), (966, 266432), (1058, 243264), (1086, 236992), (1104, 233128), (1267, 203136), (1288, 199824), (1344, 191498), (1448, 177744), (1472, 174846), (1587, 162176), (1932, 133216), (2116, 121632), (2172, 118496), (2208, 116564), (2534, 101568), (2576, 99912), (2688, 95749), (2896, 88872), (2944, 87423), (3174, 81088), (3703, 69504), (3801, 67712), (3864, 66608), (4163, 61824), (4232, 60816), (4344, 59248), (4416, 58282), (5068, 50784), (5152, 49956), (5792, 44436), (6348, 40544), (7406, 34752), (7602, 33856), (7728, 33304), (8326, 30912), (8464, 30408), (8688, 29624), (8832, 29141), (10136, 25392), (10304, 24978), (11109, 23168), (11584, 22218), (12489, 20608), (12696, 20272), (14812, 17376), (15204, 16928), (15456, 16652)]