245440890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2727121}}^1$

素因数の和:2727134

約数の個数: 24

約数和(自身を含む): 638146548

約数和(自身を除く): 392705658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2727121, 5454242, 8181363, 13635605, 16362726, 24544089, 27271210, 40906815, 49088178, 81813630, 122720445, 245440890]

約数ペア:

[(1, 245440890), (2, 122720445), (3, 81813630), (5, 49088178), (6, 40906815), (9, 27271210), (10, 24544089), (15, 16362726), (18, 13635605), (30, 8181363), (45, 5454242), (90, 2727121)]