212511640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3803}}^1$

素因数の和:3952

約数の個数: 64

約数和(自身を含む): 525864960

約数和(自身を除く): 313353320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1397, 2540, 2794, 3803, 5080, 5588, 6985, 7606, 11176, 13970, 15212, 19015, 27940, 30424, 38030, 41833, 55880, 76060, 83666, 152120, 167332, 209165, 334664, 418330, 482981, 836660, 965962, 1673320, 1931924, 2414905, 3863848, 4829810, 5312791, 9659620, 10625582, 19319240, 21251164, 26563955, 42502328, 53127910, 106255820, 212511640]

約数ペア:

[(1, 212511640), (2, 106255820), (4, 53127910), (5, 42502328), (8, 26563955), (10, 21251164), (11, 19319240), (20, 10625582), (22, 9659620), (40, 5312791), (44, 4829810), (55, 3863848), (88, 2414905), (110, 1931924), (127, 1673320), (220, 965962), (254, 836660), (440, 482981), (508, 418330), (635, 334664), (1016, 209165), (1270, 167332), (1397, 152120), (2540, 83666), (2794, 76060), (3803, 55880), (5080, 41833), (5588, 38030), (6985, 30424), (7606, 27940), (11176, 19015), (13970, 15212)]