142109840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 342091200

約数和(自身を除く): 199981360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 109, 172, 215, 218, 344, 379, 430, 436, 545, 688, 758, 860, 872, 1090, 1516, 1720, 1744, 1895, 2180, 3032, 3440, 3790, 4360, 4687, 6064, 7580, 8720, 9374, 15160, 16297, 18748, 23435, 30320, 32594, 37496, 41311, 46870, 65188, 74992, 81485, 82622, 93740, 130376, 162970, 165244, 187480, 206555, 260752, 325940, 330488, 374960, 413110, 651880, 660976, 826220, 1303760, 1652440, 1776373, 3304880, 3552746, 7105492, 8881865, 14210984, 17763730, 28421968, 35527460, 71054920, 142109840]

約数ペア:

[(1, 142109840), (2, 71054920), (4, 35527460), (5, 28421968), (8, 17763730), (10, 14210984), (16, 8881865), (20, 7105492), (40, 3552746), (43, 3304880), (80, 1776373), (86, 1652440), (109, 1303760), (172, 826220), (215, 660976), (218, 651880), (344, 413110), (379, 374960), (430, 330488), (436, 325940), (545, 260752), (688, 206555), (758, 187480), (860, 165244), (872, 162970), (1090, 130376), (1516, 93740), (1720, 82622), (1744, 81485), (1895, 74992), (2180, 65188), (3032, 46870), (3440, 41311), (3790, 37496), (4360, 32594), (4687, 30320), (6064, 23435), (7580, 18748), (8720, 16297), (9374, 15160)]