128280924

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 335426000

約数和(自身を除く): 207145076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 193, 222, 333, 386, 444, 499, 579, 666, 772, 998, 1158, 1332, 1497, 1737, 1996, 2316, 2994, 3474, 4491, 5988, 6948, 7141, 8982, 14282, 17964, 18463, 21423, 28564, 36926, 42846, 55389, 64269, 73852, 85692, 96307, 110778, 128538, 166167, 192614, 221556, 257076, 288921, 332334, 385228, 577842, 664668, 866763, 1155684, 1733526, 3467052, 3563359, 7126718, 10690077, 14253436, 21380154, 32070231, 42760308, 64140462, 128280924]

約数ペア:

[(1, 128280924), (2, 64140462), (3, 42760308), (4, 32070231), (6, 21380154), (9, 14253436), (12, 10690077), (18, 7126718), (36, 3563359), (37, 3467052), (74, 1733526), (111, 1155684), (148, 866763), (193, 664668), (222, 577842), (333, 385228), (386, 332334), (444, 288921), (499, 257076), (579, 221556), (666, 192614), (772, 166167), (998, 128538), (1158, 110778), (1332, 96307), (1497, 85692), (1737, 73852), (1996, 64269), (2316, 55389), (2994, 42846), (3474, 36926), (4491, 28564), (5988, 21423), (6948, 18463), (7141, 17964), (8982, 14282)]