255751380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1420841}}^1$

素因数の和:1420856

約数の個数: 36

約数和(自身を含む): 775779732

約数和(自身を除く): 520028352

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1420841, 2841682, 4262523, 5683364, 7104205, 8525046, 12787569, 14208410, 17050092, 21312615, 25575138, 28416820, 42625230, 51150276, 63937845, 85250460, 127875690, 255751380]

約数ペア:

[(1, 255751380), (2, 127875690), (3, 85250460), (4, 63937845), (5, 51150276), (6, 42625230), (9, 28416820), (10, 25575138), (12, 21312615), (15, 17050092), (18, 14208410), (20, 12787569), (30, 8525046), (36, 7104205), (45, 5683364), (60, 4262523), (90, 2841682), (180, 1420841)]