30158220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2777}}^1$

素因数の和:2970

約数の個数: 48

約数和(自身を含む): 84940128

約数和(自身を除く): 54781908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 2777, 3620, 5430, 5554, 8331, 10860, 11108, 13885, 16662, 27770, 33324, 41655, 55540, 83310, 166620, 502637, 1005274, 1507911, 2010548, 2513185, 3015822, 5026370, 6031644, 7539555, 10052740, 15079110, 30158220]

約数ペア:

[(1, 30158220), (2, 15079110), (3, 10052740), (4, 7539555), (5, 6031644), (6, 5026370), (10, 3015822), (12, 2513185), (15, 2010548), (20, 1507911), (30, 1005274), (60, 502637), (181, 166620), (362, 83310), (543, 55540), (724, 41655), (905, 33324), (1086, 27770), (1810, 16662), (2172, 13885), (2715, 11108), (2777, 10860), (3620, 8331), (5430, 5554)]