278951040

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{5381}}^1$

素因数の和:5412

約数の個数: 160

約数和(自身を含む): 996369660

約数和(自身を除く): 717418620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5381, 5760, 6480, 8640, 10368, 10762, 12960, 16143, 17280, 21524, 25920, 26905, 32286, 43048, 48429, 51840, 53810, 64572, 80715, 86096, 96858, 107620, 129144, 145287, 161430, 172192, 193716, 215240, 242145, 258288, 290574, 322860, 344384, 387432, 430480, 435861, 484290, 516576, 581148, 645720, 688768, 726435, 774864, 860960, 871722, 968580, 1033152, 1162296, 1291440, 1452870, 1549728, 1721920, 1743444, 1937160, 2066304, 2179305, 2324592, 2582880, 2905740, 3099456, 3443840, 3486888, 3874320, 4358610, 4649184, 5165760, 5811480, 6198912, 6973776, 7748640, 8717220, 9298368, 10331520, 11622960, 13947552, 15497280, 17434440, 18596736, 23245920, 27895104, 30994560, 34868880, 46491840, 55790208, 69737760, 92983680, 139475520, 278951040]

約数ペア:

[(1, 278951040), (2, 139475520), (3, 92983680), (4, 69737760), (5, 55790208), (6, 46491840), (8, 34868880), (9, 30994560), (10, 27895104), (12, 23245920), (15, 18596736), (16, 17434440), (18, 15497280), (20, 13947552), (24, 11622960), (27, 10331520), (30, 9298368), (32, 8717220), (36, 7748640), (40, 6973776), (45, 6198912), (48, 5811480), (54, 5165760), (60, 4649184), (64, 4358610), (72, 3874320), (80, 3486888), (81, 3443840), (90, 3099456), (96, 2905740), (108, 2582880), (120, 2324592), (128, 2179305), (135, 2066304), (144, 1937160), (160, 1743444), (162, 1721920), (180, 1549728), (192, 1452870), (216, 1291440), (240, 1162296), (270, 1033152), (288, 968580), (320, 871722), (324, 860960), (360, 774864), (384, 726435), (405, 688768), (432, 645720), (480, 581148), (540, 516576), (576, 484290), (640, 435861), (648, 430480), (720, 387432), (810, 344384), (864, 322860), (960, 290574), (1080, 258288), (1152, 242145), (1296, 215240), (1440, 193716), (1620, 172192), (1728, 161430), (1920, 145287), (2160, 129144), (2592, 107620), (2880, 96858), (3240, 86096), (3456, 80715), (4320, 64572), (5184, 53810), (5381, 51840), (5760, 48429), (6480, 43048), (8640, 32286), (10368, 26905), (10762, 25920), (12960, 21524), (16143, 17280)]