156920483540

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1621}}^1\times {\mathrm{11497}}^1$

素因数の和:13548

約数の個数: 48

約数和(自身を含む): 330548275344

約数和(自身を除く): 173627791804

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1621, 1684, 2105, 3242, 4210, 6484, 8105, 8420, 11497, 16210, 22994, 32420, 45988, 57485, 114970, 229940, 682441, 1364882, 2729764, 3412205, 4840237, 6824410, 9680474, 13648820, 18636637, 19360948, 24201185, 37273274, 48402370, 74546548, 93183185, 96804740, 186366370, 372732740, 7846024177, 15692048354, 31384096708, 39230120885, 78460241770, 156920483540]

約数ペア:

[(1, 156920483540), (2, 78460241770), (4, 39230120885), (5, 31384096708), (10, 15692048354), (20, 7846024177), (421, 372732740), (842, 186366370), (1621, 96804740), (1684, 93183185), (2105, 74546548), (3242, 48402370), (4210, 37273274), (6484, 24201185), (8105, 19360948), (8420, 18636637), (11497, 13648820), (16210, 9680474), (22994, 6824410), (32420, 4840237), (45988, 3412205), (57485, 2729764), (114970, 1364882), (229940, 682441)]