From where are you trying to download it from? there are couple of trackers with this movie
Armageddon 1998 BluRay 1080p DTS-HD MA 5 1 AVC REMUX-FraMeSToR 5 seeders (TL)
Armageddon.1998.1080p.BluRay.ReMuX.AVC.DTS-HD.MA.5.1-R2D2 4 seeders (Bit-HDTV)
Armageddon 1998 1080p BluRay REMUX AVC DTS-HD MA 5.1 - MC 27 seeders (PHD)