The winning tickets were sold in in Cork, Dublin, Limerick, Meath, Wexford and Wicklow.
A man from County Meath was the first winner to claim his €588,144 share of prize. When he and his family arrived at the National Lottery offices, on Monday morning, his family said he was an optimist who had always believed he would win the lottery one day.
His lotto dreams were finally realized with a ticket he bought on Saturday morning from the Newgate Stores, Mace, Kells Road, Navan, Co. Meath