68543720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5693}}^1$

素因数の和:5754

約数の個数: 64

約数和(自身を含む): 180385920

約数和(自身を除く): 111842200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 5693, 6020, 11386, 12040, 22772, 28465, 39851, 45544, 56930, 79702, 113860, 159404, 199255, 227720, 244799, 318808, 398510, 489598, 797020, 979196, 1223995, 1594040, 1713593, 1958392, 2447990, 3427186, 4895980, 6854372, 8567965, 9791960, 13708744, 17135930, 34271860, 68543720]

約数ペア:

[(1, 68543720), (2, 34271860), (4, 17135930), (5, 13708744), (7, 9791960), (8, 8567965), (10, 6854372), (14, 4895980), (20, 3427186), (28, 2447990), (35, 1958392), (40, 1713593), (43, 1594040), (56, 1223995), (70, 979196), (86, 797020), (140, 489598), (172, 398510), (215, 318808), (280, 244799), (301, 227720), (344, 199255), (430, 159404), (602, 113860), (860, 79702), (1204, 56930), (1505, 45544), (1720, 39851), (2408, 28465), (3010, 22772), (5693, 12040), (6020, 11386)]