68554320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{285643}}^1$

素因数の和:285659

約数の個数: 40

約数和(自身を含む): 212519136

約数和(自身を除く): 143964816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 285643, 571286, 856929, 1142572, 1428215, 1713858, 2285144, 2856430, 3427716, 4284645, 4570288, 5712860, 6855432, 8569290, 11425720, 13710864, 17138580, 22851440, 34277160, 68554320]

約数ペア:

[(1, 68554320), (2, 34277160), (3, 22851440), (4, 17138580), (5, 13710864), (6, 11425720), (8, 8569290), (10, 6855432), (12, 5712860), (15, 4570288), (16, 4284645), (20, 3427716), (24, 2856430), (30, 2285144), (40, 1713858), (48, 1428215), (60, 1142572), (80, 856929), (120, 571286), (240, 285643)]