The factors of the number 243,324,432 are: 1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 37, 39, 48, 52, 54, 72, 74, 78, 104, 108, 111, 117, 144, 148, 156, 208, 216, 222, 234, 296, 312, 333, 351, 432, 444, 468, 481, 592, 624, 666, 702, 888, 936, 962, 999, 1171, 1332, 1404, 1443, 1776, 1872, 1924, 1998, 2342, 2664, 2808, 2886, 3513, 3848, 3996, 4329, 4684, 5328, 5616, 5772, 7026, 7696, 7992, 8658, 9368, 10539, 11544, 12987, 14052, 15223, 15984, 17316, 18736, 21078, 23088, 25974, 28104, 30446, 31617, 34632, 42156, 43327, 45669, 51948, 56208, 60892, 63234, 69264, 84312, 86654, 91338, 103896, 121784, 126468, 129981, 137007, 168624, 173308, 182676, 207792, 243568, 252936, 259962, 274014, 346616, 365352, 389943, 411021, 505872, 519924, 548028, 563251, 693232, 730704, 779886, 822042, 1039848, 1096056, 1126502, 1169829, 1559772, 1644084, 1689753, 2079696, 2192112, 2253004, 2339658, 3119544, 3288168, 3379506, 4506008, 4679316, 5069259, 6239088, 6576336, 6759012, 9012016, 9358632, 10138518, 13518024, 15207777, 18717264, 20277036, 27036048, 30415554, 40554072, 60831108, 81108144, 121662216, 243324432.
If you add them up, you will get the total of 773,144,960.