205474255920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{285380911}}^1$

素因数の和:285380930

約数の個数: 60

約数和(自身を含む): 690051045216

約数和(自身を除く): 484576789296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 285380911, 570761822, 856142733, 1141523644, 1426904555, 1712285466, 2283047288, 2568428199, 2853809110, 3424570932, 4280713665, 4566094576, 5136856398, 5707618220, 6849141864, 8561427330, 10273712796, 11415236440, 12842140995, 13698283728, 17122854660, 20547425592, 22830472880, 25684281990, 34245709320, 41094851184, 51368563980, 68491418640, 102737127960, 205474255920]

約数ペア:

[(1, 205474255920), (2, 102737127960), (3, 68491418640), (4, 51368563980), (5, 41094851184), (6, 34245709320), (8, 25684281990), (9, 22830472880), (10, 20547425592), (12, 17122854660), (15, 13698283728), (16, 12842140995), (18, 11415236440), (20, 10273712796), (24, 8561427330), (30, 6849141864), (36, 5707618220), (40, 5136856398), (45, 4566094576), (48, 4280713665), (60, 3424570932), (72, 2853809110), (80, 2568428199), (90, 2283047288), (120, 1712285466), (144, 1426904555), (180, 1141523644), (240, 856142733), (360, 570761822), (720, 285380911)]