316851520

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23027}}^1$

素因数の和:23087

約数の個数: 56

約数和(自身を含む): 772082784

約数和(自身を除く): 455231264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 6880, 13760, 23027, 46054, 92108, 115135, 184216, 230270, 368432, 460540, 736864, 921080, 990161, 1473728, 1842160, 1980322, 3684320, 3960644, 4950805, 7368640, 7921288, 9901610, 15842576, 19803220, 31685152, 39606440, 63370304, 79212880, 158425760, 316851520]

約数ペア:

[(1, 316851520), (2, 158425760), (4, 79212880), (5, 63370304), (8, 39606440), (10, 31685152), (16, 19803220), (20, 15842576), (32, 9901610), (40, 7921288), (43, 7368640), (64, 4950805), (80, 3960644), (86, 3684320), (160, 1980322), (172, 1842160), (215, 1473728), (320, 990161), (344, 921080), (430, 736864), (688, 460540), (860, 368432), (1376, 230270), (1720, 184216), (2752, 115135), (3440, 92108), (6880, 46054), (13760, 23027)]