198374640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{826561}}^1$

素因数の和:826577

約数の個数: 40

約数和(自身を含む): 614962128

約数和(自身を除く): 416587488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 826561, 1653122, 2479683, 3306244, 4132805, 4959366, 6612488, 8265610, 9918732, 12398415, 13224976, 16531220, 19837464, 24796830, 33062440, 39674928, 49593660, 66124880, 99187320, 198374640]

約数ペア:

[(1, 198374640), (2, 99187320), (3, 66124880), (4, 49593660), (5, 39674928), (6, 33062440), (8, 24796830), (10, 19837464), (12, 16531220), (15, 13224976), (16, 12398415), (20, 9918732), (24, 8265610), (30, 6612488), (40, 4959366), (48, 4132805), (60, 3306244), (80, 2479683), (120, 1653122), (240, 826561)]