The factors of the number 51,315,000 are: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 125, 132, 150, 165, 200, 220, 250, 264, 275, 300, 311, 330, 375, 440, 500, 550, 600, 622, 625, 660, 750, 825, 933, 1000, 1100, 1244, 1250, 1320, 1375, 1500, 1555, 1650, 1866, 1875, 2200, 2488, 2500, 2750, 3000, 3110, 3300, 3421, 3732, 3750, 4125, 4665, 5000, 5500, 6220, 6600, 6842, 6875, 7464, 7500, 7775, 8250, 9330, 10263, 11000, 12440, 13684, 13750, 15000, 15550, 16500, 17105, 18660, 20526, 20625, 23325, 27368, 27500, 31100, 33000, 34210, 37320, 38875, 41052, 41250, 46650, 51315, 55000, 62200, 68420, 77750, 82104, 82500, 85525, 93300, 102630, 116625, 136840, 155500, 165000, 171050, 186600, 194375, 205260, 233250, 256575, 311000, 342100, 388750, 410520, 427625, 466500, 513150, 583125, 684200, 777500, 855250, 933000, 1026300, 1166250, 1282875, 1555000, 1710500, 2052600, 2138125, 2332500, 2565750, 3421000, 4276250, 4665000, 5131500, 6414375, 8552500, 10263000, 12828750, 17105000, 25657500, 51315000.
If you add them up, you will get the total of 175,443,840.