161997248

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:422

約数の個数: 112

約数和(自身を含む): 391485120

約数和(自身を除く): 229487872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 37, 56, 58, 64, 74, 112, 116, 148, 203, 224, 232, 259, 296, 337, 406, 448, 464, 518, 592, 674, 812, 928, 1036, 1073, 1184, 1348, 1624, 1856, 2072, 2146, 2359, 2368, 2696, 3248, 4144, 4292, 4718, 5392, 6496, 7511, 8288, 8584, 9436, 9773, 10784, 12469, 12992, 15022, 16576, 17168, 18872, 19546, 21568, 24938, 30044, 34336, 37744, 39092, 49876, 60088, 68411, 68672, 75488, 78184, 87283, 99752, 120176, 136822, 150976, 156368, 174566, 199504, 240352, 273644, 312736, 349132, 361601, 399008, 480704, 547288, 625472, 698264, 723202, 798016, 1094576, 1396528, 1446404, 2189152, 2531207, 2793056, 2892808, 4378304, 5062414, 5586112, 5785616, 10124828, 11571232, 20249656, 23142464, 40499312, 80998624, 161997248]

約数ペア:

[(1, 161997248), (2, 80998624), (4, 40499312), (7, 23142464), (8, 20249656), (14, 11571232), (16, 10124828), (28, 5785616), (29, 5586112), (32, 5062414), (37, 4378304), (56, 2892808), (58, 2793056), (64, 2531207), (74, 2189152), (112, 1446404), (116, 1396528), (148, 1094576), (203, 798016), (224, 723202), (232, 698264), (259, 625472), (296, 547288), (337, 480704), (406, 399008), (448, 361601), (464, 349132), (518, 312736), (592, 273644), (674, 240352), (812, 199504), (928, 174566), (1036, 156368), (1073, 150976), (1184, 136822), (1348, 120176), (1624, 99752), (1856, 87283), (2072, 78184), (2146, 75488), (2359, 68672), (2368, 68411), (2696, 60088), (3248, 49876), (4144, 39092), (4292, 37744), (4718, 34336), (5392, 30044), (6496, 24938), (7511, 21568), (8288, 19546), (8584, 18872), (9436, 17168), (9773, 16576), (10784, 15022), (12469, 12992)]