The factors of the number 344,660,448 are: 1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 73, 88, 96, 102, 132, 136, 146, 176, 187, 204, 219, 263, 264, 272, 292, 352, 374, 408, 438, 526, 528, 544, 561, 584, 748, 789, 803, 816, 876, 1052, 1056, 1122, 1168, 1241, 1496, 1578, 1606, 1632, 1752, 2104, 2244, 2336, 2409, 2482, 2893, 2992, 3156, 3212, 3504, 3723, 4208, 4471, 4488, 4818, 4964, 5786, 5984, 6312, 6424, 7008, 7446, 8416, 8679, 8942, 8976, 9636, 9928, 11572, 12624, 12848, 13413, 13651, 14892, 17358, 17884, 17952, 19199, 19272, 19856, 23144, 25248, 25696, 26826, 27302, 29784, 34716, 35768, 38398, 38544, 39712, 40953, 46288, 49181, 53652, 54604, 57597, 59568, 69432, 71536, 76796, 77088, 81906, 92576, 98362, 107304, 109208, 115194, 119136, 138864, 143072, 147543, 153592, 163812, 196724, 211189, 214608, 218416, 230388, 277728, 295086, 307184, 326383, 327624, 393448, 422378, 429216, 436832, 460776, 590172, 614368, 633567, 652766, 655248, 786896, 844756, 921552, 979149, 1180344, 1267134, 1305532, 1310496, 1573792, 1689512, 1843104, 1958298, 2360688, 2534268, 2611064, 3379024, 3590213, 3916596, 4721376, 5068536, 5222128, 6758048, 7180426, 7833192, 10137072, 10444256, 10770639, 14360852, 15666384, 20274144, 21541278, 28721704, 31332768, 43082556, 57443408, 86165112, 114886816, 172330224, 344660448.
If you add them up, you will get the total of 1,063,383,552.