The factors of the number 77,753,040 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 61, 80, 94, 113, 120, 122, 141, 183, 188, 226, 235, 240, 244, 282, 305, 339, 366, 376, 452, 470, 488, 564, 565, 610, 678, 705, 732, 752, 904, 915, 940, 976, 1128, 1130, 1220, 1356, 1410, 1464, 1695, 1808, 1830, 1880, 2256, 2260, 2440, 2712, 2820, 2867, 2928, 3390, 3660, 3760, 4520, 4880, 5311, 5424, 5640, 5734, 6780, 6893, 7320, 8601, 9040, 10622, 11280, 11468, 13560, 13786, 14335, 14640, 15933, 17202, 20679, 21244, 22936, 26555, 27120, 27572, 28670, 31866, 34404, 34465, 41358, 42488, 43005, 45872, 53110, 55144, 57340, 63732, 68808, 68930, 79665, 82716, 84976, 86010, 103395, 106220, 110288, 114680, 127464, 137616, 137860, 159330, 165432, 172020, 206790, 212440, 229360, 254928, 275720, 318660, 323971, 330864, 344040, 413580, 424880, 551440, 637320, 647942, 688080, 827160, 971913, 1274640, 1295884, 1619855, 1654320, 1943826, 2591768, 3239710, 3887652, 4859565, 5183536, 6479420, 7775304, 9719130, 12958840, 15550608, 19438260, 25917680, 38876520, 77753040.
If you add them up, you will get the total of 252,412,416.