257766930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2864077}}^1$

素因数の和:2864090

約数の個数: 24

約数和(自身を含む): 670194252

約数和(自身を除く): 412427322

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2864077, 5728154, 8592231, 14320385, 17184462, 25776693, 28640770, 42961155, 51553386, 85922310, 128883465, 257766930]

約数ペア:

[(1, 257766930), (2, 128883465), (3, 85922310), (5, 51553386), (6, 42961155), (9, 28640770), (10, 25776693), (15, 17184462), (18, 14320385), (30, 8592231), (45, 5728154), (90, 2864077)]