259447552

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 216

約数和(自身を含む): 681804816

約数和(自身を除く): 422357264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 43, 49, 52, 56, 64, 74, 86, 91, 98, 104, 112, 128, 148, 172, 182, 196, 208, 224, 256, 259, 296, 301, 344, 364, 392, 416, 448, 481, 518, 559, 592, 602, 637, 688, 728, 784, 832, 896, 962, 1036, 1118, 1184, 1204, 1274, 1376, 1456, 1568, 1591, 1664, 1792, 1813, 1924, 2072, 2107, 2236, 2368, 2408, 2548, 2752, 2912, 3136, 3182, 3328, 3367, 3626, 3848, 3913, 4144, 4214, 4472, 4736, 4816, 5096, 5504, 5824, 6272, 6364, 6734, 7252, 7696, 7826, 8288, 8428, 8944, 9472, 9632, 10192, 11008, 11137, 11648, 12544, 12728, 13468, 14504, 15392, 15652, 16576, 16856, 17888, 19264, 20384, 20683, 22274, 23296, 23569, 25456, 26936, 27391, 29008, 30784, 31304, 33152, 33712, 35776, 38528, 40768, 41366, 44548, 47138, 50912, 53872, 54782, 58016, 61568, 62608, 66304, 67424, 71552, 77056, 77959, 81536, 82732, 89096, 94276, 101824, 107744, 109564, 116032, 123136, 125216, 134848, 143104, 144781, 155918, 163072, 165464, 178192, 188552, 203648, 215488, 219128, 232064, 250432, 269696, 289562, 311836, 330928, 356384, 377104, 407296, 430976, 438256, 464128, 500864, 539392, 579124, 623672, 661856, 712768, 754208, 861952, 876512, 1001728, 1013467, 1158248, 1247344, 1323712, 1425536, 1508416, 1753024, 2026934, 2316496, 2494688, 2647424, 2851072, 3016832, 3506048, 4053868, 4632992, 4989376, 5294848, 6033664, 7012096, 8107736, 9265984, 9978752, 16215472, 18531968, 19957504, 32430944, 37063936, 64861888, 129723776, 259447552]

約数ペア:

[(1, 259447552), (2, 129723776), (4, 64861888), (7, 37063936), (8, 32430944), (13, 19957504), (14, 18531968), (16, 16215472), (26, 9978752), (28, 9265984), (32, 8107736), (37, 7012096), (43, 6033664), (49, 5294848), (52, 4989376), (56, 4632992), (64, 4053868), (74, 3506048), (86, 3016832), (91, 2851072), (98, 2647424), (104, 2494688), (112, 2316496), (128, 2026934), (148, 1753024), (172, 1508416), (182, 1425536), (196, 1323712), (208, 1247344), (224, 1158248), (256, 1013467), (259, 1001728), (296, 876512), (301, 861952), (344, 754208), (364, 712768), (392, 661856), (416, 623672), (448, 579124), (481, 539392), (518, 500864), (559, 464128), (592, 438256), (602, 430976), (637, 407296), (688, 377104), (728, 356384), (784, 330928), (832, 311836), (896, 289562), (962, 269696), (1036, 250432), (1118, 232064), (1184, 219128), (1204, 215488), (1274, 203648), (1376, 188552), (1456, 178192), (1568, 165464), (1591, 163072), (1664, 155918), (1792, 144781), (1813, 143104), (1924, 134848), (2072, 125216), (2107, 123136), (2236, 116032), (2368, 109564), (2408, 107744), (2548, 101824), (2752, 94276), (2912, 89096), (3136, 82732), (3182, 81536), (3328, 77959), (3367, 77056), (3626, 71552), (3848, 67424), (3913, 66304), (4144, 62608), (4214, 61568), (4472, 58016), (4736, 54782), (4816, 53872), (5096, 50912), (5504, 47138), (5824, 44548), (6272, 41366), (6364, 40768), (6734, 38528), (7252, 35776), (7696, 33712), (7826, 33152), (8288, 31304), (8428, 30784), (8944, 29008), (9472, 27391), (9632, 26936), (10192, 25456), (11008, 23569), (11137, 23296), (11648, 22274), (12544, 20683), (12728, 20384), (13468, 19264), (14504, 17888), (15392, 16856), (15652, 16576)]