638332032

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1902

約数の個数: 128

約数和(自身を含む): 1852744320

約数和(自身を除く): 1214412288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 71, 78, 96, 104, 128, 142, 156, 192, 208, 213, 284, 312, 384, 416, 426, 568, 624, 832, 852, 923, 1136, 1248, 1664, 1704, 1801, 1846, 2272, 2496, 2769, 3408, 3602, 3692, 4544, 4992, 5403, 5538, 6816, 7204, 7384, 9088, 10806, 11076, 13632, 14408, 14768, 21612, 22152, 23413, 27264, 28816, 29536, 43224, 44304, 46826, 57632, 59072, 70239, 86448, 88608, 93652, 115264, 118144, 127871, 140478, 172896, 177216, 187304, 230528, 255742, 280956, 345792, 354432, 374608, 383613, 511484, 561912, 691584, 749216, 767226, 1022968, 1123824, 1498432, 1534452, 1662323, 2045936, 2247648, 2996864, 3068904, 3324646, 4091872, 4495296, 4986969, 6137808, 6649292, 8183744, 8990592, 9973938, 12275616, 13298584, 16367488, 19947876, 24551232, 26597168, 39895752, 49102464, 53194336, 79791504, 106388672, 159583008, 212777344, 319166016, 638332032]

約数ペア:

[(1, 638332032), (2, 319166016), (3, 212777344), (4, 159583008), (6, 106388672), (8, 79791504), (12, 53194336), (13, 49102464), (16, 39895752), (24, 26597168), (26, 24551232), (32, 19947876), (39, 16367488), (48, 13298584), (52, 12275616), (64, 9973938), (71, 8990592), (78, 8183744), (96, 6649292), (104, 6137808), (128, 4986969), (142, 4495296), (156, 4091872), (192, 3324646), (208, 3068904), (213, 2996864), (284, 2247648), (312, 2045936), (384, 1662323), (416, 1534452), (426, 1498432), (568, 1123824), (624, 1022968), (832, 767226), (852, 749216), (923, 691584), (1136, 561912), (1248, 511484), (1664, 383613), (1704, 374608), (1801, 354432), (1846, 345792), (2272, 280956), (2496, 255742), (2769, 230528), (3408, 187304), (3602, 177216), (3692, 172896), (4544, 140478), (4992, 127871), (5403, 118144), (5538, 115264), (6816, 93652), (7204, 88608), (7384, 86448), (9088, 70239), (10806, 59072), (11076, 57632), (13632, 46826), (14408, 44304), (14768, 43224), (21612, 29536), (22152, 28816), (23413, 27264)]