256671570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{450301}}^1$

素因数の和:450330

約数の個数: 32

約数和(自身を含む): 648434880

約数和(自身を除く): 391763310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 450301, 900602, 1350903, 2251505, 2701806, 4503010, 6754515, 8555719, 13509030, 17111438, 25667157, 42778595, 51334314, 85557190, 128335785, 256671570]

約数ペア:

[(1, 256671570), (2, 128335785), (3, 85557190), (5, 51334314), (6, 42778595), (10, 25667157), (15, 17111438), (19, 13509030), (30, 8555719), (38, 6754515), (57, 4503010), (95, 2701806), (114, 2251505), (190, 1350903), (285, 900602), (570, 450301)]