220681010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 476884800

約数和(自身を除く): 256203790

約数列:

[1, 2, 5, 10, 11, 19, 22, 29, 38, 55, 58, 95, 110, 121, 145, 190, 209, 242, 290, 319, 331, 418, 551, 605, 638, 662, 1045, 1102, 1210, 1595, 1655, 2090, 2299, 2755, 3190, 3310, 3509, 3641, 4598, 5510, 6061, 6289, 7018, 7282, 9599, 11495, 12122, 12578, 17545, 18205, 19198, 22990, 30305, 31445, 35090, 36410, 40051, 47995, 60610, 62890, 66671, 69179, 80102, 95990, 105589, 133342, 138358, 182381, 200255, 211178, 333355, 345895, 364762, 400510, 527945, 666710, 691790, 760969, 911905, 1055890, 1161479, 1521938, 1823810, 2006191, 2322958, 3804845, 4012382, 5807395, 7609690, 10030955, 11614790, 20061910, 22068101, 44136202, 110340505, 220681010]

約数ペア:

[(1, 220681010), (2, 110340505), (5, 44136202), (10, 22068101), (11, 20061910), (19, 11614790), (22, 10030955), (29, 7609690), (38, 5807395), (55, 4012382), (58, 3804845), (95, 2322958), (110, 2006191), (121, 1823810), (145, 1521938), (190, 1161479), (209, 1055890), (242, 911905), (290, 760969), (319, 691790), (331, 666710), (418, 527945), (551, 400510), (605, 364762), (638, 345895), (662, 333355), (1045, 211178), (1102, 200255), (1210, 182381), (1595, 138358), (1655, 133342), (2090, 105589), (2299, 95990), (2755, 80102), (3190, 69179), (3310, 66671), (3509, 62890), (3641, 60610), (4598, 47995), (5510, 40051), (6061, 36410), (6289, 35090), (7018, 31445), (7282, 30305), (9599, 22990), (11495, 19198), (12122, 18205), (12578, 17545)]