221581320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1846511}}^1$

素因数の和:1846525

約数の個数: 32

約数和(自身を含む): 664744320

約数和(自身を除く): 443163000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1846511, 3693022, 5539533, 7386044, 9232555, 11079066, 14772088, 18465110, 22158132, 27697665, 36930220, 44316264, 55395330, 73860440, 110790660, 221581320]

約数ペア:

[(1, 221581320), (2, 110790660), (3, 73860440), (4, 55395330), (5, 44316264), (6, 36930220), (8, 27697665), (10, 22158132), (12, 18465110), (15, 14772088), (20, 11079066), (24, 9232555), (30, 7386044), (40, 5539533), (60, 3693022), (120, 1846511)]