68485620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163061}}^1$

素因数の和:163080

約数の個数: 48

約数和(自身を含む): 219155328

約数和(自身を除く): 150669708

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, 163061, 326122, 489183, 652244, 815305, 978366, 1141427, 1630610, 1956732, 2282854, 2445915, 3261220, 3424281, 4565708, 4891830, 5707135, 6848562, 9783660, 11414270, 13697124, 17121405, 22828540, 34242810, 68485620]

約数ペア:

[(1, 68485620), (2, 34242810), (3, 22828540), (4, 17121405), (5, 13697124), (6, 11414270), (7, 9783660), (10, 6848562), (12, 5707135), (14, 4891830), (15, 4565708), (20, 3424281), (21, 3261220), (28, 2445915), (30, 2282854), (35, 1956732), (42, 1630610), (60, 1141427), (70, 978366), (84, 815305), (105, 652244), (140, 489183), (210, 326122), (420, 163061)]