128260380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2137673}}^1$

素因数の和:2137685

約数の個数: 24

約数和(自身を含む): 359129232

約数和(自身を除く): 230868852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2137673, 4275346, 6413019, 8550692, 10688365, 12826038, 21376730, 25652076, 32065095, 42753460, 64130190, 128260380]

約数ペア:

[(1, 128260380), (2, 64130190), (3, 42753460), (4, 32065095), (5, 25652076), (6, 21376730), (10, 12826038), (12, 10688365), (15, 8550692), (20, 6413019), (30, 4275346), (60, 2137673)]