248777984

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 624973440

約数和(自身を除く): 376195456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 59, 64, 91, 104, 112, 118, 128, 181, 182, 208, 224, 236, 256, 362, 364, 413, 416, 448, 472, 724, 728, 767, 826, 832, 896, 944, 1267, 1448, 1456, 1534, 1652, 1664, 1792, 1888, 2353, 2534, 2896, 2912, 3068, 3304, 3328, 3776, 4706, 5068, 5369, 5792, 5824, 6136, 6608, 7552, 9412, 10136, 10679, 10738, 11584, 11648, 12272, 13216, 15104, 16471, 18824, 20272, 21358, 21476, 23168, 23296, 24544, 26432, 32942, 37648, 40544, 42716, 42952, 46336, 49088, 52864, 65884, 74753, 75296, 81088, 85432, 85904, 98176, 105728, 131768, 138827, 149506, 150592, 162176, 170864, 171808, 196352, 263536, 277654, 299012, 301184, 324352, 341728, 343616, 527072, 555308, 598024, 602368, 683456, 687232, 971789, 1054144, 1110616, 1196048, 1366912, 1374464, 1943578, 2108288, 2221232, 2392096, 2733824, 3887156, 4216576, 4442464, 4784192, 7774312, 8884928, 9568384, 15548624, 17769856, 19136768, 31097248, 35539712, 62194496, 124388992, 248777984]

約数ペア:

[(1, 248777984), (2, 124388992), (4, 62194496), (7, 35539712), (8, 31097248), (13, 19136768), (14, 17769856), (16, 15548624), (26, 9568384), (28, 8884928), (32, 7774312), (52, 4784192), (56, 4442464), (59, 4216576), (64, 3887156), (91, 2733824), (104, 2392096), (112, 2221232), (118, 2108288), (128, 1943578), (181, 1374464), (182, 1366912), (208, 1196048), (224, 1110616), (236, 1054144), (256, 971789), (362, 687232), (364, 683456), (413, 602368), (416, 598024), (448, 555308), (472, 527072), (724, 343616), (728, 341728), (767, 324352), (826, 301184), (832, 299012), (896, 277654), (944, 263536), (1267, 196352), (1448, 171808), (1456, 170864), (1534, 162176), (1652, 150592), (1664, 149506), (1792, 138827), (1888, 131768), (2353, 105728), (2534, 98176), (2896, 85904), (2912, 85432), (3068, 81088), (3304, 75296), (3328, 74753), (3776, 65884), (4706, 52864), (5068, 49088), (5369, 46336), (5792, 42952), (5824, 42716), (6136, 40544), (6608, 37648), (7552, 32942), (9412, 26432), (10136, 24544), (10679, 23296), (10738, 23168), (11584, 21476), (11648, 21358), (12272, 20272), (13216, 18824), (15104, 16471)]