217261320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1810511}}^1$

素因数の和:1810525

約数の個数: 32

約数和(自身を含む): 651784320

約数和(自身を除く): 434523000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1810511, 3621022, 5431533, 7242044, 9052555, 10863066, 14484088, 18105110, 21726132, 27157665, 36210220, 43452264, 54315330, 72420440, 108630660, 217261320]

約数ペア:

[(1, 217261320), (2, 108630660), (3, 72420440), (4, 54315330), (5, 43452264), (6, 36210220), (8, 27157665), (10, 21726132), (12, 18105110), (15, 14484088), (20, 10863066), (24, 9052555), (30, 7242044), (40, 5431533), (60, 3621022), (120, 1810511)]