The factors of the number 213,303,120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 38, 40, 48, 57, 58, 60, 76, 80, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 240, 285, 290, 304, 348, 380, 435, 456, 464, 551, 570, 580, 696, 760, 870, 912, 1102, 1140, 1160, 1392, 1520, 1613, 1653, 1740, 2204, 2280, 2320, 2755, 3226, 3306, 3480, 4408, 4560, 4839, 5510, 6452, 6612, 6960, 8065, 8265, 8816, 9678, 11020, 12904, 13224, 16130, 16530, 19356, 22040, 24195, 25808, 26448, 30647, 32260, 33060, 38712, 44080, 46777, 48390, 61294, 64520, 66120, 77424, 91941, 93554, 96780, 122588, 129040, 132240, 140331, 153235, 183882, 187108, 193560, 233885, 245176, 280662, 306470, 367764, 374216, 387120, 459705, 467770, 490352, 561324, 612940, 701655, 735528, 748432, 888763, 919410, 935540, 1122648, 1225880, 1403310, 1471056, 1777526, 1838820, 1871080, 2245296, 2451760, 2666289, 2806620, 3555052, 3677640, 3742160, 4443815, 5332578, 5613240, 7110104, 7355280, 8887630, 10665156, 11226480, 13331445, 14220208, 17775260, 21330312, 26662890, 35550520, 42660624, 53325780, 71101040, 106651560, 213303120.
If you add them up, you will get the total of 720,489,600.