Let \(a,b,c > 1,a^{3},b^{3}\) and \(c^{3}\) be in A.P., and \(\log_{a}b,\log_{c}a\) and \(\log_{b}c\) be in G.P. If the sum of first 20 terms of an A.P., whose first term is \(\frac{a + 4b + c}{3}\) and the common difference is \(\frac{a - 8b + c}{10}\) is -444 , then \(abc\) is equal to\\