The factors of the number 121,234,200 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 43, 50, 60, 74, 75, 86, 100, 111, 120, 127, 129, 148, 150, 172, 185, 200, 215, 222, 254, 258, 296, 300, 344, 370, 381, 430, 444, 508, 516, 555, 600, 635, 645, 740, 762, 860, 888, 925, 1016, 1032, 1075, 1110, 1270, 1290, 1480, 1524, 1591, 1720, 1850, 1905, 2150, 2220, 2540, 2580, 2775, 3048, 3175, 3182, 3225, 3700, 3810, 4300, 4440, 4699, 4773, 5080, 5160, 5461, 5550, 6350, 6364, 6450, 7400, 7620, 7955, 8600, 9398, 9525, 9546, 10922, 11100, 12700, 12728, 12900, 14097, 15240, 15910, 16383, 18796, 19050, 19092, 21844, 22200, 23495, 23865, 25400, 25800, 27305, 28194, 31820, 32766, 37592, 38100, 38184, 39775, 43688, 46990, 47730, 54610, 56388, 63640, 65532, 70485, 76200, 79550, 81915, 93980, 95460, 109220, 112776, 117475, 119325, 131064, 136525, 140970, 159100, 163830, 187960, 190920, 202057, 218440, 234950, 238650, 273050, 281940, 318200, 327660, 352425, 404114, 409575, 469900, 477300, 546100, 563880, 606171, 655320, 704850, 808228, 819150, 939800, 954600, 1010285, 1092200, 1212342, 1409700, 1616456, 1638300, 2020570, 2424684, 2819400, 3030855, 3276600, 4041140, 4849368, 5051425, 6061710, 8082280, 10102850, 12123420, 15154275, 20205700, 24246840, 30308550, 40411400, 60617100, 121234200.
If you add them up, you will get the total of 398,069,760.