138551520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{288649}}^1$

素因数の和:288667

約数の個数: 48

約数和(自身を含む): 436438800

約数和(自身を除く): 297887280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 288649, 577298, 865947, 1154596, 1443245, 1731894, 2309192, 2886490, 3463788, 4329735, 4618384, 5772980, 6927576, 8659470, 9236768, 11545960, 13855152, 17318940, 23091920, 27710304, 34637880, 46183840, 69275760, 138551520]

約数ペア:

[(1, 138551520), (2, 69275760), (3, 46183840), (4, 34637880), (5, 27710304), (6, 23091920), (8, 17318940), (10, 13855152), (12, 11545960), (15, 9236768), (16, 8659470), (20, 6927576), (24, 5772980), (30, 4618384), (32, 4329735), (40, 3463788), (48, 2886490), (60, 2309192), (80, 1731894), (96, 1443245), (120, 1154596), (160, 865947), (240, 577298), (480, 288649)]