The factors of the number 305,451,258 are: 1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 67, 87, 114, 133, 134, 174, 197, 201, 203, 266, 394, 399, 402, 406, 469, 551, 591, 609, 798, 938, 1102, 1182, 1218, 1273, 1379, 1407, 1653, 1943, 2546, 2758, 2814, 3306, 3743, 3819, 3857, 3886, 4137, 5713, 5829, 7486, 7638, 7714, 8274, 8911, 11229, 11426, 11571, 11658, 13199, 13601, 17139, 17822, 22458, 23142, 26201, 26398, 26733, 27202, 34278, 36917, 39597, 39991, 40803, 52402, 53466, 73834, 78603, 79194, 79982, 81606, 92393, 108547, 110751, 119973, 157206, 184786, 217094, 221502, 239946, 250781, 258419, 277179, 325641, 382771, 501562, 516838, 554358, 651282, 752343, 759829, 765542, 775257, 1148313, 1504686, 1519658, 1550514, 1755467, 2279487, 2296626, 2679397, 3510934, 4558974, 5266401, 5358794, 7272649, 8038191, 10532802, 14545298, 16076382, 21817947, 43635894, 50908543, 101817086, 152725629, 305451258.
If you add them up, you will get the total of 775,526,400.