511380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{947}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 1592640

約数和(自身を除く): 1081260

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, 947, 1894, 2841, 3788, 4735, 5682, 8523, 9470, 11364, 14205, 17046, 18940, 25569, 28410, 34092, 42615, 51138, 56820, 85230, 102276, 127845, 170460, 255690, 511380]

約数ペア:

[(1, 511380), (2, 255690), (3, 170460), (4, 127845), (5, 102276), (6, 85230), (9, 56820), (10, 51138), (12, 42615), (15, 34092), (18, 28410), (20, 25569), (27, 18940), (30, 17046), (36, 14205), (45, 11364), (54, 9470), (60, 8523), (90, 5682), (108, 4735), (135, 3788), (180, 2841), (270, 1894), (540, 947)]