205893180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1143851}}^1$

素因数の和:1143866

約数の個数: 36

約数和(自身を含む): 624543192

約数和(自身を除く): 418650012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1143851, 2287702, 3431553, 4575404, 5719255, 6863106, 10294659, 11438510, 13726212, 17157765, 20589318, 22877020, 34315530, 41178636, 51473295, 68631060, 102946590, 205893180]

約数ペア:

[(1, 205893180), (2, 102946590), (3, 68631060), (4, 51473295), (5, 41178636), (6, 34315530), (9, 22877020), (10, 20589318), (12, 17157765), (15, 13726212), (18, 11438510), (20, 10294659), (30, 6863106), (36, 5719255), (45, 4575404), (60, 3431553), (90, 2287702), (180, 1143851)]