231776720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{413887}}^1$

素因数の和:413907

約数の個数: 40

約数和(自身を含む): 615865344

約数和(自身を除く): 384088624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 413887, 827774, 1655548, 2069435, 2897209, 3311096, 4138870, 5794418, 6622192, 8277740, 11588836, 14486045, 16555480, 23177672, 28972090, 33110960, 46355344, 57944180, 115888360, 231776720]

約数ペア:

[(1, 231776720), (2, 115888360), (4, 57944180), (5, 46355344), (7, 33110960), (8, 28972090), (10, 23177672), (14, 16555480), (16, 14486045), (20, 11588836), (28, 8277740), (35, 6622192), (40, 5794418), (56, 4138870), (70, 3311096), (80, 2897209), (112, 2069435), (140, 1655548), (280, 827774), (560, 413887)]