68467280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122263}}^1$

素因数の和:122283

約数の個数: 40

約数和(自身を含む): 181928832

約数和(自身を除く): 113461552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122263, 244526, 489052, 611315, 855841, 978104, 1222630, 1711682, 1956208, 2445260, 3423364, 4279205, 4890520, 6846728, 8558410, 9781040, 13693456, 17116820, 34233640, 68467280]

約数ペア:

[(1, 68467280), (2, 34233640), (4, 17116820), (5, 13693456), (7, 9781040), (8, 8558410), (10, 6846728), (14, 4890520), (16, 4279205), (20, 3423364), (28, 2445260), (35, 1956208), (40, 1711682), (56, 1222630), (70, 978104), (80, 855841), (112, 611315), (140, 489052), (280, 244526), (560, 122263)]