The factors of the number 654,720 are: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1240, 1320, 1364, 1408, 1488, 1705, 1760, 1860, 1920, 1984, 2046, 2112, 2480, 2640, 2728, 2976, 3410, 3520, 3720, 3968, 4092, 4224, 4960, 5115, 5280, 5456, 5952, 6820, 7040, 7440, 8184, 9920, 10230, 10560, 10912, 11904, 13640, 14880, 16368, 19840, 20460, 21120, 21824, 27280, 29760, 32736, 40920, 43648, 54560, 59520, 65472, 81840, 109120, 130944, 163680, 218240, 327360, 654720.
If you add them up, you will get the total of 654,721. Now subtract 654,720 to get 1,695,360