15678910720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{6221}}^1$

素因数の和:6432

約数の個数: 144

約数和(自身を含む): 41205568320

約数和(自身を除く): 25526657600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 179, 220, 256, 320, 352, 358, 440, 640, 704, 716, 880, 895, 1280, 1408, 1432, 1760, 1790, 1969, 2816, 2864, 3520, 3580, 3938, 5728, 6221, 7040, 7160, 7876, 9845, 11456, 12442, 14080, 14320, 15752, 19690, 22912, 24884, 28640, 31105, 31504, 39380, 45824, 49768, 57280, 62210, 63008, 68431, 78760, 99536, 114560, 124420, 126016, 136862, 157520, 199072, 229120, 248840, 252032, 273724, 315040, 342155, 398144, 497680, 504064, 547448, 630080, 684310, 796288, 995360, 1094896, 1113559, 1260160, 1368620, 1592576, 1990720, 2189792, 2227118, 2520320, 2737240, 3981440, 4379584, 4454236, 5474480, 5567795, 7962880, 8759168, 8908472, 10948960, 11135590, 12249149, 17518336, 17816944, 21897920, 22271180, 24498298, 35633888, 43795840, 44542360, 48996596, 61245745, 71267776, 87591680, 89084720, 97993192, 122491490, 142535552, 178169440, 195986384, 244982980, 285071104, 356338880, 391972768, 489965960, 712677760, 783945536, 979931920, 1425355520, 1567891072, 1959863840, 3135782144, 3919727680, 7839455360, 15678910720]

約数ペア:

[(1, 15678910720), (2, 7839455360), (4, 3919727680), (5, 3135782144), (8, 1959863840), (10, 1567891072), (11, 1425355520), (16, 979931920), (20, 783945536), (22, 712677760), (32, 489965960), (40, 391972768), (44, 356338880), (55, 285071104), (64, 244982980), (80, 195986384), (88, 178169440), (110, 142535552), (128, 122491490), (160, 97993192), (176, 89084720), (179, 87591680), (220, 71267776), (256, 61245745), (320, 48996596), (352, 44542360), (358, 43795840), (440, 35633888), (640, 24498298), (704, 22271180), (716, 21897920), (880, 17816944), (895, 17518336), (1280, 12249149), (1408, 11135590), (1432, 10948960), (1760, 8908472), (1790, 8759168), (1969, 7962880), (2816, 5567795), (2864, 5474480), (3520, 4454236), (3580, 4379584), (3938, 3981440), (5728, 2737240), (6221, 2520320), (7040, 2227118), (7160, 2189792), (7876, 1990720), (9845, 1592576), (11456, 1368620), (12442, 1260160), (14080, 1113559), (14320, 1094896), (15752, 995360), (19690, 796288), (22912, 684310), (24884, 630080), (28640, 547448), (31105, 504064), (31504, 497680), (39380, 398144), (45824, 342155), (49768, 315040), (57280, 273724), (62210, 252032), (63008, 248840), (68431, 229120), (78760, 199072), (99536, 157520), (114560, 136862), (124420, 126016)]