The factors of the number 115,566,720 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2617, 2760, 2944, 3680, 4416, 5234, 5520, 7360, 7851, 8832, 10468, 11040, 13085, 14720, 15702, 20936, 22080, 26170, 31404, 39255, 41872, 44160, 52340, 60191, 62808, 78510, 83744, 104680, 120382, 125616, 157020, 167488, 180573, 209360, 240764, 251232, 300955, 314040, 334976, 361146, 418720, 481528, 502464, 601910, 628080, 722292, 837440, 902865, 963056, 1004928, 1203820, 1256160, 1444584, 1674880, 1805730, 1926112, 2407640, 2512320, 2889168, 3611460, 3852224, 4815280, 5024640, 5778336, 7222920, 7704448, 9630560, 11556672, 14445840, 19261120, 23113344, 28891680, 38522240, 57783360, 115566720.
If you add them up, you will get the total of 384,531,840.