The factors of the number 320,451,040 are: 1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 416, 455, 520, 560, 676, 728, 845, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1693, 1820, 2080, 2366, 2704, 2912, 3380, 3386, 3640, 4732, 5408, 5915, 6760, 6772, 7280, 8465, 9464, 11830, 11851, 13520, 13544, 14560, 16930, 18928, 22009, 23660, 23702, 27040, 27088, 33860, 37856, 44018, 47320, 47404, 54176, 59255, 67720, 88036, 94640, 94808, 110045, 118510, 135440, 154063, 176072, 189280, 189616, 220090, 237020, 270880, 286117, 308126, 352144, 379232, 440180, 474040, 572234, 616252, 704288, 770315, 880360, 948080, 1144468, 1232504, 1430585, 1540630, 1760720, 1896160, 2002819, 2288936, 2465008, 2861170, 3081260, 3521440, 4005638, 4577872, 4930016, 5722340, 6162520, 8011276, 9155744, 10014095, 11444680, 12325040, 16022552, 20028190, 22889360, 24650080, 32045104, 40056380, 45778720, 64090208, 80112760, 160225520, 320451040.
If you add them up, you will get the total of 320,451,656. Now subtract 320,451,040 to get 616,995,008