307748840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1099103}}^1$

素因数の和:1099121

約数の個数: 32

約数和(自身を含む): 791354880

約数和(自身を除く): 483606040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1099103, 2198206, 4396412, 5495515, 7693721, 8792824, 10991030, 15387442, 21982060, 30774884, 38468605, 43964120, 61549768, 76937210, 153874420, 307748840]

約数ペア:

[(1, 307748840), (2, 153874420), (4, 76937210), (5, 61549768), (7, 43964120), (8, 38468605), (10, 30774884), (14, 21982060), (20, 15387442), (28, 10991030), (35, 8792824), (40, 7693721), (56, 5495515), (70, 4396412), (140, 2198206), (280, 1099103)]