218702920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9923}}^1$

素因数の和:9982

約数の個数: 64

約数和(自身を含む): 535896000

約数和(自身を除く): 317193080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 9923, 11020, 19846, 22040, 39692, 49615, 79384, 99230, 188537, 198460, 287767, 377074, 396920, 575534, 754148, 942685, 1151068, 1438835, 1508296, 1885370, 2302136, 2877670, 3770740, 5467573, 5755340, 7541480, 10935146, 11510680, 21870292, 27337865, 43740584, 54675730, 109351460, 218702920]

約数ペア:

[(1, 218702920), (2, 109351460), (4, 54675730), (5, 43740584), (8, 27337865), (10, 21870292), (19, 11510680), (20, 10935146), (29, 7541480), (38, 5755340), (40, 5467573), (58, 3770740), (76, 2877670), (95, 2302136), (116, 1885370), (145, 1508296), (152, 1438835), (190, 1151068), (232, 942685), (290, 754148), (380, 575534), (551, 396920), (580, 377074), (760, 287767), (1102, 198460), (1160, 188537), (2204, 99230), (2755, 79384), (4408, 49615), (5510, 39692), (9923, 22040), (11020, 19846)]