154234640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{275419}}^1$

素因数の和:275439

約数の個数: 40

約数和(自身を含む): 409824960

約数和(自身を除く): 255590320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 275419, 550838, 1101676, 1377095, 1927933, 2203352, 2754190, 3855866, 4406704, 5508380, 7711732, 9639665, 11016760, 15423464, 19279330, 22033520, 30846928, 38558660, 77117320, 154234640]

約数ペア:

[(1, 154234640), (2, 77117320), (4, 38558660), (5, 30846928), (7, 22033520), (8, 19279330), (10, 15423464), (14, 11016760), (16, 9639665), (20, 7711732), (28, 5508380), (35, 4406704), (40, 3855866), (56, 2754190), (70, 2203352), (80, 1927933), (112, 1377095), (140, 1101676), (280, 550838), (560, 275419)]