161618820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{244877}}^1$

素因数の和:244900

約数の個数: 48

約数和(自身を含む): 493674048

約数和(自身を除く): 332055228

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 244877, 489754, 734631, 979508, 1224385, 1469262, 2448770, 2693647, 2938524, 3673155, 4897540, 5387294, 7346310, 8080941, 10774588, 13468235, 14692620, 16161882, 26936470, 32323764, 40404705, 53872940, 80809410, 161618820]

約数ペア:

[(1, 161618820), (2, 80809410), (3, 53872940), (4, 40404705), (5, 32323764), (6, 26936470), (10, 16161882), (11, 14692620), (12, 13468235), (15, 10774588), (20, 8080941), (22, 7346310), (30, 5387294), (33, 4897540), (44, 3673155), (55, 2938524), (60, 2693647), (66, 2448770), (110, 1469262), (132, 1224385), (165, 979508), (220, 734631), (330, 489754), (660, 244877)]