The factors of the number 166,521,336 are: 1, 2, 3, 4, 6, 8, 12, 24, 31, 41, 53, 62, 82, 93, 103, 106, 123, 124, 159, 164, 186, 206, 212, 246, 248, 309, 318, 328, 372, 412, 424, 492, 618, 636, 744, 824, 984, 1236, 1271, 1272, 1643, 2173, 2472, 2542, 3193, 3286, 3813, 4223, 4346, 4929, 5084, 5459, 6386, 6519, 6572, 7626, 8446, 8692, 9579, 9858, 10168, 10918, 12669, 12772, 13038, 13144, 15252, 16377, 16892, 17384, 19158, 19716, 21836, 25338, 25544, 26076, 30504, 32754, 33784, 38316, 39432, 43672, 50676, 52152, 65508, 67363, 76632, 101352, 130913, 131016, 134726, 169229, 202089, 223819, 261826, 269452, 338458, 392739, 404178, 447638, 507687, 523652, 538904, 671457, 676916, 785478, 808356, 895276, 1015374, 1047304, 1342914, 1353832, 1570956, 1616712, 1790552, 2030748, 2685828, 3141912, 4061496, 5371656, 6938389, 13876778, 20815167, 27753556, 41630334, 55507112, 83260668, 166521336.
If you add them up, you will get the total of 452,874,240.