217874460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{13807}}^1$

素因数の和:14082

約数の個数: 48

約数和(自身を含む): 612412416

約数和(自身を除く): 394537956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1315, 1578, 2630, 3156, 3945, 5260, 7890, 13807, 15780, 27614, 41421, 55228, 69035, 82842, 138070, 165684, 207105, 276140, 414210, 828420, 3631241, 7262482, 10893723, 14524964, 18156205, 21787446, 36312410, 43574892, 54468615, 72624820, 108937230, 217874460]

約数ペア:

[(1, 217874460), (2, 108937230), (3, 72624820), (4, 54468615), (5, 43574892), (6, 36312410), (10, 21787446), (12, 18156205), (15, 14524964), (20, 10893723), (30, 7262482), (60, 3631241), (263, 828420), (526, 414210), (789, 276140), (1052, 207105), (1315, 165684), (1578, 138070), (2630, 82842), (3156, 69035), (3945, 55228), (5260, 41421), (7890, 27614), (13807, 15780)]