189450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{421}}^1$

素因数の和:439

約数の個数: 36

約数和(自身を含む): 510198

約数和(自身を除く): 320748

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 421, 450, 842, 1263, 2105, 2526, 3789, 4210, 6315, 7578, 10525, 12630, 18945, 21050, 31575, 37890, 63150, 94725, 189450]

約数ペア:

[(1, 189450), (2, 94725), (3, 63150), (5, 37890), (6, 31575), (9, 21050), (10, 18945), (15, 12630), (18, 10525), (25, 7578), (30, 6315), (45, 4210), (50, 3789), (75, 2526), (90, 2105), (150, 1263), (225, 842), (421, 450)]