128150960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{228841}}^1$

素因数の和:228861

約数の個数: 40

約数和(自身を含む): 340516896

約数和(自身を除く): 212365936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 228841, 457682, 915364, 1144205, 1601887, 1830728, 2288410, 3203774, 3661456, 4576820, 6407548, 8009435, 9153640, 12815096, 16018870, 18307280, 25630192, 32037740, 64075480, 128150960]

約数ペア:

[(1, 128150960), (2, 64075480), (4, 32037740), (5, 25630192), (7, 18307280), (8, 16018870), (10, 12815096), (14, 9153640), (16, 8009435), (20, 6407548), (28, 4576820), (35, 3661456), (40, 3203774), (56, 2288410), (70, 1830728), (80, 1601887), (112, 1144205), (140, 915364), (280, 457682), (560, 228841)]