68209380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{378941}}^1$

素因数の和:378956

約数の個数: 36

約数和(自身を含む): 206902332

約数和(自身を除く): 138692952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 378941, 757882, 1136823, 1515764, 1894705, 2273646, 3410469, 3789410, 4547292, 5684115, 6820938, 7578820, 11368230, 13641876, 17052345, 22736460, 34104690, 68209380]

約数ペア:

[(1, 68209380), (2, 34104690), (3, 22736460), (4, 17052345), (5, 13641876), (6, 11368230), (9, 7578820), (10, 6820938), (12, 5684115), (15, 4547292), (18, 3789410), (20, 3410469), (30, 2273646), (36, 1894705), (45, 1515764), (60, 1136823), (90, 757882), (180, 378941)]