205139520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23743}}^1$

素因数の和:23769

約数の個数: 112

約数和(自身を含む): 723717120

約数和(自身を除く): 518577600

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 23743, 47486, 71229, 94972, 118715, 142458, 189944, 213687, 237430, 284916, 356145, 379888, 427374, 474860, 569832, 641061, 712290, 759776, 854748, 949720, 1068435, 1139664, 1282122, 1424580, 1519552, 1709496, 1899440, 2136870, 2279328, 2564244, 2849160, 3205305, 3418992, 3798880, 4273740, 4558656, 5128488, 5698320, 6410610, 6837984, 7597760, 8547480, 10256976, 11396640, 12821220, 13675968, 17094960, 20513952, 22793280, 25642440, 34189920, 41027904, 51284880, 68379840, 102569760, 205139520]

約数ペア:

[(1, 205139520), (2, 102569760), (3, 68379840), (4, 51284880), (5, 41027904), (6, 34189920), (8, 25642440), (9, 22793280), (10, 20513952), (12, 17094960), (15, 13675968), (16, 12821220), (18, 11396640), (20, 10256976), (24, 8547480), (27, 7597760), (30, 6837984), (32, 6410610), (36, 5698320), (40, 5128488), (45, 4558656), (48, 4273740), (54, 3798880), (60, 3418992), (64, 3205305), (72, 2849160), (80, 2564244), (90, 2279328), (96, 2136870), (108, 1899440), (120, 1709496), (135, 1519552), (144, 1424580), (160, 1282122), (180, 1139664), (192, 1068435), (216, 949720), (240, 854748), (270, 759776), (288, 712290), (320, 641061), (360, 569832), (432, 474860), (480, 427374), (540, 379888), (576, 356145), (720, 284916), (864, 237430), (960, 213687), (1080, 189944), (1440, 142458), (1728, 118715), (2160, 94972), (2880, 71229), (4320, 47486), (8640, 23743)]