220885740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1227143}}^1$

素因数の和:1227158

約数の個数: 36

約数和(自身を含む): 670020624

約数和(自身を除く): 449134884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1227143, 2454286, 3681429, 4908572, 6135715, 7362858, 11044287, 12271430, 14725716, 18407145, 22088574, 24542860, 36814290, 44177148, 55221435, 73628580, 110442870, 220885740]

約数ペア:

[(1, 220885740), (2, 110442870), (3, 73628580), (4, 55221435), (5, 44177148), (6, 36814290), (9, 24542860), (10, 22088574), (12, 18407145), (15, 14725716), (18, 12271430), (20, 11044287), (30, 7362858), (36, 6135715), (45, 4908572), (60, 3681429), (90, 2454286), (180, 1227143)]