154445080

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{6361}}^1$

素因数の和:6979

約数の個数: 32

約数和(自身を含む): 348128640

約数和(自身を除く): 193683560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 3035, 4856, 6070, 6361, 12140, 12722, 24280, 25444, 31805, 50888, 63610, 127220, 254440, 3861127, 7722254, 15444508, 19305635, 30889016, 38611270, 77222540, 154445080]

約数ペア:

[(1, 154445080), (2, 77222540), (4, 38611270), (5, 30889016), (8, 19305635), (10, 15444508), (20, 7722254), (40, 3861127), (607, 254440), (1214, 127220), (2428, 63610), (3035, 50888), (4856, 31805), (6070, 25444), (6361, 24280), (12140, 12722)]