68090960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{121591}}^1$

素因数の和:121611

約数の個数: 40

約数和(自身を含む): 180928896

約数和(自身を除く): 112837936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 121591, 243182, 486364, 607955, 851137, 972728, 1215910, 1702274, 1945456, 2431820, 3404548, 4255685, 4863640, 6809096, 8511370, 9727280, 13618192, 17022740, 34045480, 68090960]

約数ペア:

[(1, 68090960), (2, 34045480), (4, 17022740), (5, 13618192), (7, 9727280), (8, 8511370), (10, 6809096), (14, 4863640), (16, 4255685), (20, 3404548), (28, 2431820), (35, 1945456), (40, 1702274), (56, 1215910), (70, 972728), (80, 851137), (112, 607955), (140, 486364), (280, 243182), (560, 121591)]