The factors of the number 279,720 are: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 296, 315, 333, 360, 370, 378, 420, 444, 504, 518, 540, 555, 630, 666, 740, 756, 777, 840, 888, 945, 999, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1512, 1554, 1665, 1890, 1998, 2072, 2220, 2331, 2520, 2590, 2664, 3108, 3330, 3780, 3885, 3996, 4440, 4662, 4995, 5180, 6216, 6660, 6993, 7560, 7770, 7992, 9324, 9990, 10360, 11655, 13320, 13986, 15540, 18648, 19980, 23310, 27972, 31080, 34965, 39960, 46620, 55944, 69930, 93240, 139860, 279720.
If you add them up, you will get the total of 1,094,400.