The factors of the number 344,144,000 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 137, 157, 160, 200, 250, 274, 314, 320, 400, 500, 548, 628, 640, 685, 785, 800, 1000, 1096, 1256, 1370, 1570, 1600, 2000, 2192, 2512, 2740, 3140, 3200, 3425, 3925, 4000, 4384, 5024, 5480, 6280, 6850, 7850, 8000, 8768, 10048, 10960, 12560, 13700, 15700, 16000, 17125, 17536, 19625, 20096, 21509, 21920, 25120, 27400, 31400, 34250, 39250, 43018, 43840, 50240, 54800, 62800, 68500, 78500, 86036, 87680, 100480, 107545, 109600, 125600, 137000, 157000, 172072, 215090, 219200, 251200, 274000, 314000, 344144, 430180, 438400, 502400, 537725, 548000, 628000, 688288, 860360, 1075450, 1096000, 1256000, 1376576, 1720720, 2150900, 2192000, 2512000, 2688625, 2753152, 3441440, 4301800, 5377250, 6882880, 8603600, 10754500, 13765760, 17207200, 21509000, 34414400, 43018000, 68828800, 86036000, 172072000, 344144000.
If you add them up, you will get the total of 867,363,120.