The factors of the number 158,704,872 are: 1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 103, 109, 114, 124, 152, 186, 206, 218, 228, 248, 309, 327, 372, 412, 436, 456, 589, 618, 654, 744, 824, 872, 1178, 1236, 1308, 1767, 1957, 2071, 2356, 2472, 2616, 3193, 3379, 3534, 3914, 4142, 4712, 5871, 6213, 6386, 6758, 7068, 7828, 8284, 9579, 10137, 11227, 11742, 12426, 12772, 13516, 14136, 15656, 16568, 19158, 20274, 22454, 23484, 24852, 25544, 27032, 33681, 38316, 40548, 44908, 46968, 49704, 60667, 64201, 67362, 76632, 81096, 89816, 121334, 128402, 134724, 182001, 192603, 213313, 242668, 256804, 269448, 348037, 364002, 385206, 426626, 485336, 513608, 639939, 696074, 728004, 770412, 853252, 1044111, 1279878, 1392148, 1456008, 1540824, 1706504, 2088222, 2559756, 2784296, 4176444, 5119512, 6612703, 8352888, 13225406, 19838109, 26450812, 39676218, 52901624, 79352436, 158704872.
If you add them up, you will get the total of 439,296,000.