256962690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2855141}}^1$

素因数の和:2855154

約数の個数: 24

約数和(自身を含む): 668103228

約数和(自身を除く): 411140538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2855141, 5710282, 8565423, 14275705, 17130846, 25696269, 28551410, 42827115, 51392538, 85654230, 128481345, 256962690]

約数ペア:

[(1, 256962690), (2, 128481345), (3, 85654230), (5, 51392538), (6, 42827115), (9, 28551410), (10, 25696269), (15, 17130846), (18, 14275705), (30, 8565423), (45, 5710282), (90, 2855141)]