68849340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163927}}^1$

素因数の和:163946

約数の個数: 48

約数和(自身を含む): 220319232

約数和(自身を除く): 151469892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 163927, 327854, 491781, 655708, 819635, 983562, 1147489, 1639270, 1967124, 2294978, 2458905, 3278540, 3442467, 4589956, 4917810, 5737445, 6884934, 9835620, 11474890, 13769868, 17212335, 22949780, 34424670, 68849340]

約数ペア:

[(1, 68849340), (2, 34424670), (3, 22949780), (4, 17212335), (5, 13769868), (6, 11474890), (7, 9835620), (10, 6884934), (12, 5737445), (14, 4917810), (15, 4589956), (20, 3442467), (21, 3278540), (28, 2458905), (30, 2294978), (35, 1967124), (42, 1639270), (60, 1147489), (70, 983562), (84, 819635), (105, 655708), (140, 491781), (210, 327854), (420, 163927)]