128881890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1432021}}^1$

素因数の和:1432034

約数の個数: 24

約数和(自身を含む): 335093148

約数和(自身を除く): 206211258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1432021, 2864042, 4296063, 7160105, 8592126, 12888189, 14320210, 21480315, 25776378, 42960630, 64440945, 128881890]

約数ペア:

[(1, 128881890), (2, 64440945), (3, 42960630), (5, 25776378), (6, 21480315), (9, 14320210), (10, 12888189), (15, 8592126), (18, 7160105), (30, 4296063), (45, 2864042), (90, 1432021)]