131304780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{243157}}^1$

素因数の和:243175

約数の個数: 48

約数和(自身を含む): 408505440

約数和(自身を除く): 277200660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 243157, 486314, 729471, 972628, 1215785, 1458942, 2188413, 2431570, 2917884, 3647355, 4376826, 4863140, 6565239, 7294710, 8753652, 10942065, 13130478, 14589420, 21884130, 26260956, 32826195, 43768260, 65652390, 131304780]

約数ペア:

[(1, 131304780), (2, 65652390), (3, 43768260), (4, 32826195), (5, 26260956), (6, 21884130), (9, 14589420), (10, 13130478), (12, 10942065), (15, 8753652), (18, 7294710), (20, 6565239), (27, 4863140), (30, 4376826), (36, 3647355), (45, 2917884), (54, 2431570), (60, 2188413), (90, 1458942), (108, 1215785), (135, 972628), (180, 729471), (270, 486314), (540, 243157)]