The factors of the number 513,764,520 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 71, 94, 120, 141, 142, 188, 213, 235, 282, 284, 355, 376, 426, 470, 564, 568, 705, 710, 852, 940, 1065, 1128, 1283, 1410, 1420, 1704, 1880, 2130, 2566, 2820, 2840, 3337, 3849, 4260, 5132, 5640, 6415, 6674, 7698, 8520, 10011, 10264, 12830, 13348, 15396, 16685, 19245, 20022, 25660, 26696, 30792, 33370, 38490, 40044, 50055, 51320, 60301, 66740, 76980, 80088, 91093, 100110, 120602, 133480, 153960, 180903, 182186, 200220, 241204, 273279, 301505, 361806, 364372, 400440, 455465, 482408, 546558, 603010, 723612, 728744, 904515, 910930, 1093116, 1206020, 1366395, 1447224, 1809030, 1821860, 2186232, 2412040, 2732790, 3618060, 3643720, 4281371, 5465580, 7236120, 8562742, 10931160, 12844113, 17125484, 21406855, 25688226, 34250968, 42813710, 51376452, 64220565, 85627420, 102752904, 128441130, 171254840, 256882260, 513764520.
If you add them up, you will get the total of 1,597,501,440.