201807170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1453}}^1$

素因数の和:1539

約数の個数: 64

約数和(自身を含む): 414564480

約数和(自身を除く): 212757310

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 323, 430, 646, 731, 817, 1453, 1462, 1615, 1634, 2906, 3230, 3655, 4085, 7265, 7310, 8170, 13889, 14530, 24701, 27607, 27778, 49402, 55214, 62479, 69445, 123505, 124958, 138035, 138890, 247010, 276070, 312395, 469319, 624790, 938638, 1062143, 1187101, 2124286, 2346595, 2374202, 4693190, 5310715, 5935505, 10621430, 11871010, 20180717, 40361434, 100903585, 201807170]

約数ペア:

[(1, 201807170), (2, 100903585), (5, 40361434), (10, 20180717), (17, 11871010), (19, 10621430), (34, 5935505), (38, 5310715), (43, 4693190), (85, 2374202), (86, 2346595), (95, 2124286), (170, 1187101), (190, 1062143), (215, 938638), (323, 624790), (430, 469319), (646, 312395), (731, 276070), (817, 247010), (1453, 138890), (1462, 138035), (1615, 124958), (1634, 123505), (2906, 69445), (3230, 62479), (3655, 55214), (4085, 49402), (7265, 27778), (7310, 27607), (8170, 24701), (13889, 14530)]