255176880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{787}}^1$

素因数の和:1003

約数の個数: 160

約数和(自身を含む): 909894144

約数和(自身を除く): 654717264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 193, 210, 240, 280, 336, 386, 420, 560, 579, 772, 787, 840, 965, 1158, 1351, 1544, 1574, 1680, 1930, 2316, 2361, 2702, 2895, 3088, 3148, 3860, 3935, 4053, 4632, 4722, 5404, 5509, 5790, 6296, 6755, 7720, 7870, 8106, 9264, 9444, 10808, 11018, 11580, 11805, 12592, 13510, 15440, 15740, 16212, 16527, 18888, 20265, 21616, 22036, 23160, 23610, 27020, 27545, 31480, 32424, 33054, 37776, 40530, 44072, 46320, 47220, 54040, 55090, 62960, 64848, 66108, 81060, 82635, 88144, 94440, 108080, 110180, 132216, 151891, 162120, 165270, 188880, 220360, 264432, 303782, 324240, 330540, 440720, 455673, 607564, 661080, 759455, 911346, 1063237, 1215128, 1322160, 1518910, 1822692, 2126474, 2278365, 2430256, 3037820, 3189711, 3645384, 4252948, 4556730, 5316185, 6075640, 6379422, 7290768, 8505896, 9113460, 10632370, 12151280, 12758844, 15948555, 17011792, 18226920, 21264740, 25517688, 31897110, 36453840, 42529480, 51035376, 63794220, 85058960, 127588440, 255176880]

約数ペア:

[(1, 255176880), (2, 127588440), (3, 85058960), (4, 63794220), (5, 51035376), (6, 42529480), (7, 36453840), (8, 31897110), (10, 25517688), (12, 21264740), (14, 18226920), (15, 17011792), (16, 15948555), (20, 12758844), (21, 12151280), (24, 10632370), (28, 9113460), (30, 8505896), (35, 7290768), (40, 6379422), (42, 6075640), (48, 5316185), (56, 4556730), (60, 4252948), (70, 3645384), (80, 3189711), (84, 3037820), (105, 2430256), (112, 2278365), (120, 2126474), (140, 1822692), (168, 1518910), (193, 1322160), (210, 1215128), (240, 1063237), (280, 911346), (336, 759455), (386, 661080), (420, 607564), (560, 455673), (579, 440720), (772, 330540), (787, 324240), (840, 303782), (965, 264432), (1158, 220360), (1351, 188880), (1544, 165270), (1574, 162120), (1680, 151891), (1930, 132216), (2316, 110180), (2361, 108080), (2702, 94440), (2895, 88144), (3088, 82635), (3148, 81060), (3860, 66108), (3935, 64848), (4053, 62960), (4632, 55090), (4722, 54040), (5404, 47220), (5509, 46320), (5790, 44072), (6296, 40530), (6755, 37776), (7720, 33054), (7870, 32424), (8106, 31480), (9264, 27545), (9444, 27020), (10808, 23610), (11018, 23160), (11580, 22036), (11805, 21616), (12592, 20265), (13510, 18888), (15440, 16527), (15740, 16212)]