221586640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4751}}^1$

素因数の和:4828

約数の個数: 80

約数和(自身を含む): 572749056

約数和(自身を除く): 351162416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 176, 212, 220, 265, 424, 440, 530, 583, 848, 880, 1060, 1166, 2120, 2332, 2915, 4240, 4664, 4751, 5830, 9328, 9502, 11660, 19004, 23320, 23755, 38008, 46640, 47510, 52261, 76016, 95020, 104522, 190040, 209044, 251803, 261305, 380080, 418088, 503606, 522610, 836176, 1007212, 1045220, 1259015, 2014424, 2090440, 2518030, 2769833, 4028848, 4180880, 5036060, 5539666, 10072120, 11079332, 13849165, 20144240, 22158664, 27698330, 44317328, 55396660, 110793320, 221586640]

約数ペア:

[(1, 221586640), (2, 110793320), (4, 55396660), (5, 44317328), (8, 27698330), (10, 22158664), (11, 20144240), (16, 13849165), (20, 11079332), (22, 10072120), (40, 5539666), (44, 5036060), (53, 4180880), (55, 4028848), (80, 2769833), (88, 2518030), (106, 2090440), (110, 2014424), (176, 1259015), (212, 1045220), (220, 1007212), (265, 836176), (424, 522610), (440, 503606), (530, 418088), (583, 380080), (848, 261305), (880, 251803), (1060, 209044), (1166, 190040), (2120, 104522), (2332, 95020), (2915, 76016), (4240, 52261), (4664, 47510), (4751, 46640), (5830, 38008), (9328, 23755), (9502, 23320), (11660, 19004)]