Who knows one hundred sixty?
Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will:
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One shekel = 160 grains of silver - Rambam, Shekalim, 1:5
Avraham was 160 yrs old when Yaakov was born - Midrash Bereishis 25
In his introduction to the Maharil's responsa (preserved in a couple of manuscripts, and printed in the Mechon Yerushalayim edition), the compiler, R' Zalman of St. Goar, bemoans the fact that he was able to gather only 160 of these responsa for publication. (The rest were found in manuscript and published by Mechon Yerushalayim.)
In the year 3591 from creation (169 BCE), 160 years after the Greeks conquered Eretz Yisrael, Antiochus IV (Epiphanes) began oppressing the Jews. Under his rule, the Greeks despoiled the holy vessels of the Temple, breached the walls of Jerusalem, murdered thousands of Jews, and enslaved many others.
http://www.israelnationalnews.com/Articles/Article.aspx/9842