280421764

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{941}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 582382080

約数和(自身を除く): 301960316

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 367, 406, 734, 812, 941, 1468, 1882, 2569, 3764, 5138, 6587, 10276, 10643, 13174, 21286, 26348, 27289, 42572, 54578, 74501, 109156, 149002, 191023, 298004, 345347, 382046, 690694, 764092, 1381388, 2417429, 4834858, 9669716, 10015063, 20030126, 40060252, 70105441, 140210882, 280421764]

約数ペア:

[(1, 280421764), (2, 140210882), (4, 70105441), (7, 40060252), (14, 20030126), (28, 10015063), (29, 9669716), (58, 4834858), (116, 2417429), (203, 1381388), (367, 764092), (406, 690694), (734, 382046), (812, 345347), (941, 298004), (1468, 191023), (1882, 149002), (2569, 109156), (3764, 74501), (5138, 54578), (6587, 42572), (10276, 27289), (10643, 26348), (13174, 21286)]