278327310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{22037}}^1$

素因数の和:22468

約数の個数: 32

約数和(自身を含む): 669602592

約数和(自身を除く): 391275282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 421, 842, 1263, 2105, 2526, 4210, 6315, 12630, 22037, 44074, 66111, 110185, 132222, 220370, 330555, 661110, 9277577, 18555154, 27832731, 46387885, 55665462, 92775770, 139163655, 278327310]

約数ペア:

[(1, 278327310), (2, 139163655), (3, 92775770), (5, 55665462), (6, 46387885), (10, 27832731), (15, 18555154), (30, 9277577), (421, 661110), (842, 330555), (1263, 220370), (2105, 132222), (2526, 110185), (4210, 66111), (6315, 44074), (12630, 22037)]