221417240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4703}}^1$

素因数の和:4832

約数の個数: 64

約数和(自身を含む): 548674560

約数和(自身を除く): 327257320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 4280, 4703, 4708, 5885, 9406, 9416, 11770, 18812, 23515, 23540, 37624, 47030, 47080, 51733, 94060, 103466, 188120, 206932, 258665, 413864, 503221, 517330, 1006442, 1034660, 2012884, 2069320, 2516105, 4025768, 5032210, 5535431, 10064420, 11070862, 20128840, 22141724, 27677155, 44283448, 55354310, 110708620, 221417240]

約数ペア:

[(1, 221417240), (2, 110708620), (4, 55354310), (5, 44283448), (8, 27677155), (10, 22141724), (11, 20128840), (20, 11070862), (22, 10064420), (40, 5535431), (44, 5032210), (55, 4025768), (88, 2516105), (107, 2069320), (110, 2012884), (214, 1034660), (220, 1006442), (428, 517330), (440, 503221), (535, 413864), (856, 258665), (1070, 206932), (1177, 188120), (2140, 103466), (2354, 94060), (4280, 51733), (4703, 47080), (4708, 47030), (5885, 37624), (9406, 23540), (9416, 23515), (11770, 18812)]