207975680

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14771}}^1$

素因数の和:14803

約数の個数: 72

約数和(自身を含む): 543491424

約数和(自身を除く): 335515744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 14771, 29542, 59084, 73855, 118168, 147710, 162481, 236336, 295420, 324962, 472672, 590840, 649924, 812405, 945344, 1181680, 1299848, 1624810, 1890688, 2363360, 2599696, 3249620, 3781376, 4726720, 5199392, 6499240, 9453440, 10398784, 12998480, 18906880, 20797568, 25996960, 41595136, 51993920, 103987840, 207975680]

約数ペア:

[(1, 207975680), (2, 103987840), (4, 51993920), (5, 41595136), (8, 25996960), (10, 20797568), (11, 18906880), (16, 12998480), (20, 10398784), (22, 9453440), (32, 6499240), (40, 5199392), (44, 4726720), (55, 3781376), (64, 3249620), (80, 2599696), (88, 2363360), (110, 1890688), (128, 1624810), (160, 1299848), (176, 1181680), (220, 945344), (256, 812405), (320, 649924), (352, 590840), (440, 472672), (640, 324962), (704, 295420), (880, 236336), (1280, 162481), (1408, 147710), (1760, 118168), (2816, 73855), (3520, 59084), (7040, 29542), (14080, 14771)]