131306040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{364739}}^1$

素因数の和:364756

約数の個数: 48

約数和(自身を含む): 426745800

約数和(自身を除く): 295439760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 364739, 729478, 1094217, 1458956, 1823695, 2188434, 2917912, 3282651, 3647390, 4376868, 5471085, 6565302, 7294780, 8753736, 10942170, 13130604, 14589560, 16413255, 21884340, 26261208, 32826510, 43768680, 65653020, 131306040]

約数ペア:

[(1, 131306040), (2, 65653020), (3, 43768680), (4, 32826510), (5, 26261208), (6, 21884340), (8, 16413255), (9, 14589560), (10, 13130604), (12, 10942170), (15, 8753736), (18, 7294780), (20, 6565302), (24, 5471085), (30, 4376868), (36, 3647390), (40, 3282651), (45, 2917912), (60, 2188434), (72, 1823695), (90, 1458956), (120, 1094217), (180, 729478), (360, 364739)]