68513340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163127}}^1$

素因数の和:163146

約数の個数: 48

約数和(自身を含む): 219244032

約数和(自身を除く): 150730692

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, 163127, 326254, 489381, 652508, 815635, 978762, 1141889, 1631270, 1957524, 2283778, 2446905, 3262540, 3425667, 4567556, 4893810, 5709445, 6851334, 9787620, 11418890, 13702668, 17128335, 22837780, 34256670, 68513340]

約数ペア:

[(1, 68513340), (2, 34256670), (3, 22837780), (4, 17128335), (5, 13702668), (6, 11418890), (7, 9787620), (10, 6851334), (12, 5709445), (14, 4893810), (15, 4567556), (20, 3425667), (21, 3262540), (28, 2446905), (30, 2283778), (35, 1957524), (42, 1631270), (60, 1141889), (70, 978762), (84, 815635), (105, 652508), (140, 489381), (210, 326254), (420, 163127)]