138705408

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 120

約数和(自身を含む): 413652096

約数和(自身を除く): 274946688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 512, 558, 576, 744, 768, 971, 992, 1116, 1152, 1488, 1536, 1942, 1984, 2232, 2304, 2913, 2976, 3884, 3968, 4464, 4608, 5826, 5952, 7768, 7936, 8739, 8928, 11652, 11904, 15536, 15872, 17478, 17856, 23304, 23808, 30101, 31072, 34956, 35712, 46608, 47616, 60202, 62144, 69912, 71424, 90303, 93216, 120404, 124288, 139824, 142848, 180606, 186432, 240808, 248576, 270909, 279648, 361212, 372864, 481616, 497152, 541818, 559296, 722424, 745728, 963232, 1083636, 1118592, 1444848, 1491456, 1926464, 2167272, 2237184, 2889696, 3852928, 4334544, 4474368, 5779392, 7705856, 8669088, 11558784, 15411712, 17338176, 23117568, 34676352, 46235136, 69352704, 138705408]

約数ペア:

[(1, 138705408), (2, 69352704), (3, 46235136), (4, 34676352), (6, 23117568), (8, 17338176), (9, 15411712), (12, 11558784), (16, 8669088), (18, 7705856), (24, 5779392), (31, 4474368), (32, 4334544), (36, 3852928), (48, 2889696), (62, 2237184), (64, 2167272), (72, 1926464), (93, 1491456), (96, 1444848), (124, 1118592), (128, 1083636), (144, 963232), (186, 745728), (192, 722424), (248, 559296), (256, 541818), (279, 497152), (288, 481616), (372, 372864), (384, 361212), (496, 279648), (512, 270909), (558, 248576), (576, 240808), (744, 186432), (768, 180606), (971, 142848), (992, 139824), (1116, 124288), (1152, 120404), (1488, 93216), (1536, 90303), (1942, 71424), (1984, 69912), (2232, 62144), (2304, 60202), (2913, 47616), (2976, 46608), (3884, 35712), (3968, 34956), (4464, 31072), (4608, 30101), (5826, 23808), (5952, 23304), (7768, 17856), (7936, 17478), (8739, 15872), (8928, 15536), (11652, 11904)]