The factors of the number 138,516,560 are: 1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 80, 91, 104, 106, 112, 130, 140, 182, 208, 212, 260, 265, 280, 359, 364, 371, 424, 455, 520, 530, 560, 689, 718, 728, 742, 848, 910, 1040, 1060, 1378, 1436, 1456, 1484, 1795, 1820, 1855, 2120, 2513, 2756, 2872, 2968, 3445, 3590, 3640, 3710, 4240, 4667, 4823, 5026, 5512, 5744, 5936, 6890, 7180, 7280, 7420, 9334, 9646, 10052, 11024, 12565, 13780, 14360, 14840, 18668, 19027, 19292, 20104, 23335, 24115, 25130, 27560, 28720, 29680, 32669, 37336, 38054, 38584, 40208, 46670, 48230, 50260, 55120, 65338, 74672, 76108, 77168, 93340, 95135, 96460, 100520, 130676, 133189, 152216, 163345, 186680, 190270, 192920, 201040, 247351, 261352, 266378, 304432, 326690, 373360, 380540, 385840, 494702, 522704, 532756, 653380, 665945, 761080, 989404, 1065512, 1236755, 1306760, 1331890, 1522160, 1731457, 1978808, 2131024, 2473510, 2613520, 2663780, 3462914, 3957616, 4947020, 5327560, 6925828, 8657285, 9894040, 10655120, 13851656, 17314570, 19788080, 27703312, 34629140, 69258280, 138516560.
If you add them up, you will get the total of 138,516,826. Now subtract 138,516,560 to get 266,457,520