143647520

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20879}}^1$

素因数の和:20937

約数の個数: 48

約数和(自身を含む): 347276160

約数和(自身を除く): 203628640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 20879, 41758, 83516, 104395, 167032, 208790, 334064, 417580, 668128, 835160, 897797, 1670320, 1795594, 3340640, 3591188, 4488985, 7182376, 8977970, 14364752, 17955940, 28729504, 35911880, 71823760, 143647520]

約数ペア:

[(1, 143647520), (2, 71823760), (4, 35911880), (5, 28729504), (8, 17955940), (10, 14364752), (16, 8977970), (20, 7182376), (32, 4488985), (40, 3591188), (43, 3340640), (80, 1795594), (86, 1670320), (160, 897797), (172, 835160), (215, 668128), (344, 417580), (430, 334064), (688, 208790), (860, 167032), (1376, 104395), (1720, 83516), (3440, 41758), (6880, 20879)]