82378980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457661}}^1$

素因数の和:457676

約数の個数: 36

約数和(自身を含む): 249883452

約数和(自身を除く): 167504472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457661, 915322, 1372983, 1830644, 2288305, 2745966, 4118949, 4576610, 5491932, 6864915, 8237898, 9153220, 13729830, 16475796, 20594745, 27459660, 41189490, 82378980]

約数ペア:

[(1, 82378980), (2, 41189490), (3, 27459660), (4, 20594745), (5, 16475796), (6, 13729830), (9, 9153220), (10, 8237898), (12, 6864915), (15, 5491932), (18, 4576610), (20, 4118949), (30, 2745966), (36, 2288305), (45, 1830644), (60, 1372983), (90, 915322), (180, 457661)]