68515380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{380641}}^1$

素因数の和:380656

約数の個数: 36

約数和(自身を含む): 207830532

約数和(自身を除く): 139315152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 380641, 761282, 1141923, 1522564, 1903205, 2283846, 3425769, 3806410, 4567692, 5709615, 6851538, 7612820, 11419230, 13703076, 17128845, 22838460, 34257690, 68515380]

約数ペア:

[(1, 68515380), (2, 34257690), (3, 22838460), (4, 17128845), (5, 13703076), (6, 11419230), (9, 7612820), (10, 6851538), (12, 5709615), (15, 4567692), (18, 3806410), (20, 3425769), (30, 2283846), (36, 1903205), (45, 1522564), (60, 1141923), (90, 761282), (180, 380641)]