81681060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13217}}^1$

素因数の和:13332

約数の個数: 48

約数和(自身を含む): 230944896

約数和(自身を除く): 149263836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 13217, 26434, 39651, 52868, 66085, 79302, 132170, 158604, 198255, 264340, 396510, 793020, 1361351, 2722702, 4084053, 5445404, 6806755, 8168106, 13613510, 16336212, 20420265, 27227020, 40840530, 81681060]

約数ペア:

[(1, 81681060), (2, 40840530), (3, 27227020), (4, 20420265), (5, 16336212), (6, 13613510), (10, 8168106), (12, 6806755), (15, 5445404), (20, 4084053), (30, 2722702), (60, 1361351), (103, 793020), (206, 396510), (309, 264340), (412, 198255), (515, 158604), (618, 132170), (1030, 79302), (1236, 66085), (1545, 52868), (2060, 39651), (3090, 26434), (6180, 13217)]