The factors of the number 156,787,680 are: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 46663, 93326, 139989, 186652, 233315, 279978, 326641, 373304, 466630, 559956, 653282, 699945, 746608, 933260, 979923, 1119912, 1306564, 1399890, 1493216, 1633205, 1866520, 1959846, 2239824, 2613128, 2799780, 3266410, 3733040, 3919692, 4479648, 4899615, 5226256, 5599560, 6532820, 7466080, 7839384, 9799230, 10452512, 11199120, 13065640, 15678768, 19598460, 22398240, 26131280, 31357536, 39196920, 52262560, 78393840, 156787680.
If you add them up, you will get the total of 156,788,087. Now subtract 156,787,680 to get 407,660,064