68395740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{162847}}^1$

素因数の和:162866

約数の個数: 48

約数和(自身を含む): 218867712

約数和(自身を除く): 150471972

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, 162847, 325694, 488541, 651388, 814235, 977082, 1139929, 1628470, 1954164, 2279858, 2442705, 3256940, 3419787, 4559716, 4885410, 5699645, 6839574, 9770820, 11399290, 13679148, 17098935, 22798580, 34197870, 68395740]

約数ペア:

[(1, 68395740), (2, 34197870), (3, 22798580), (4, 17098935), (5, 13679148), (6, 11399290), (7, 9770820), (10, 6839574), (12, 5699645), (14, 4885410), (15, 4559716), (20, 3419787), (21, 3256940), (28, 2442705), (30, 2279858), (35, 1954164), (42, 1628470), (60, 1139929), (70, 977082), (84, 814235), (105, 651388), (140, 488541), (210, 325694), (420, 162847)]