268518780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{497257}}^1$

素因数の和:497275

約数の個数: 48

約数和(自身を含む): 835393440

約数和(自身を除く): 566874660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 497257, 994514, 1491771, 1989028, 2486285, 2983542, 4475313, 4972570, 5967084, 7458855, 8950626, 9945140, 13425939, 14917710, 17901252, 22376565, 26851878, 29835420, 44753130, 53703756, 67129695, 89506260, 134259390, 268518780]

約数ペア:

[(1, 268518780), (2, 134259390), (3, 89506260), (4, 67129695), (5, 53703756), (6, 44753130), (9, 29835420), (10, 26851878), (12, 22376565), (15, 17901252), (18, 14917710), (20, 13425939), (27, 9945140), (30, 8950626), (36, 7458855), (45, 5967084), (54, 4972570), (60, 4475313), (90, 2983542), (108, 2486285), (135, 1989028), (180, 1491771), (270, 994514), (540, 497257)]