256436730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13633}}^1$

素因数の和:13676

約数の個数: 96

約数和(自身を含む): 765685440

約数和(自身を除く): 509248710

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 165, 171, 190, 198, 209, 285, 330, 342, 418, 495, 570, 627, 855, 990, 1045, 1254, 1710, 1881, 2090, 3135, 3762, 6270, 9405, 13633, 18810, 27266, 40899, 68165, 81798, 122697, 136330, 149963, 204495, 245394, 259027, 299926, 408990, 449889, 518054, 613485, 749815, 777081, 899778, 1226970, 1295135, 1349667, 1499630, 1554162, 2249445, 2331243, 2590270, 2699334, 2849297, 3885405, 4498890, 4662486, 5698594, 6748335, 7770810, 8547891, 11656215, 13496670, 14246485, 17095782, 23312430, 25643673, 28492970, 42739455, 51287346, 85478910, 128218365, 256436730]

約数ペア:

[(1, 256436730), (2, 128218365), (3, 85478910), (5, 51287346), (6, 42739455), (9, 28492970), (10, 25643673), (11, 23312430), (15, 17095782), (18, 14246485), (19, 13496670), (22, 11656215), (30, 8547891), (33, 7770810), (38, 6748335), (45, 5698594), (55, 4662486), (57, 4498890), (66, 3885405), (90, 2849297), (95, 2699334), (99, 2590270), (110, 2331243), (114, 2249445), (165, 1554162), (171, 1499630), (190, 1349667), (198, 1295135), (209, 1226970), (285, 899778), (330, 777081), (342, 749815), (418, 613485), (495, 518054), (570, 449889), (627, 408990), (855, 299926), (990, 259027), (1045, 245394), (1254, 204495), (1710, 149963), (1881, 136330), (2090, 122697), (3135, 81798), (3762, 68165), (6270, 40899), (9405, 27266), (13633, 18810)]