The factors of the number 145,261,200 are: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 17293, 34586, 51879, 69172, 86465, 103758, 121051, 138344, 172930, 207516, 242102, 259395, 276688, 345860, 363153, 415032, 432325, 484204, 518790, 605255, 691720, 726306, 830064, 864650, 968408, 1037580, 1210510, 1296975, 1383440, 1452612, 1729300, 1815765, 1936816, 2075160, 2421020, 2593950, 2905224, 3026275, 3458600, 3631530, 4150320, 4842040, 5187900, 5810448, 6052550, 6917200, 7263060, 9078825, 9684080, 10375800, 12105100, 14526120, 18157650, 20751600, 24210200, 29052240, 36315300, 48420400, 72630600, 145261200.
If you add them up, you will get the total of 531,825,088.