128787720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1531}}^1$

素因数の和:2246

約数の個数: 64

約数和(自身を含む): 387167040

約数和(自身を除く): 258379320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 701, 1402, 1531, 2103, 2804, 3062, 3505, 4206, 4593, 5608, 6124, 7010, 7655, 8412, 9186, 10515, 12248, 14020, 15310, 16824, 18372, 21030, 22965, 28040, 30620, 36744, 42060, 45930, 61240, 84120, 91860, 183720, 1073231, 2146462, 3219693, 4292924, 5366155, 6439386, 8585848, 10732310, 12878772, 16098465, 21464620, 25757544, 32196930, 42929240, 64393860, 128787720]

約数ペア:

[(1, 128787720), (2, 64393860), (3, 42929240), (4, 32196930), (5, 25757544), (6, 21464620), (8, 16098465), (10, 12878772), (12, 10732310), (15, 8585848), (20, 6439386), (24, 5366155), (30, 4292924), (40, 3219693), (60, 2146462), (120, 1073231), (701, 183720), (1402, 91860), (1531, 84120), (2103, 61240), (2804, 45930), (3062, 42060), (3505, 36744), (4206, 30620), (4593, 28040), (5608, 22965), (6124, 21030), (7010, 18372), (7655, 16824), (8412, 15310), (9186, 14020), (10515, 12248)]