208719936

素因数分解:

$2^6\times 3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^2$

素因数の和:170

約数の個数: 168

約数和(自身を含む): 639937760

約数和(自身を除く): 431217824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 53, 54, 64, 72, 86, 96, 106, 108, 129, 144, 159, 172, 192, 212, 216, 258, 288, 318, 344, 387, 424, 432, 477, 516, 576, 636, 688, 774, 848, 864, 954, 1032, 1161, 1272, 1376, 1431, 1548, 1696, 1728, 1908, 2064, 2279, 2322, 2544, 2752, 2809, 2862, 3096, 3392, 3816, 4128, 4558, 4644, 5088, 5618, 5724, 6192, 6837, 7632, 8256, 8427, 9116, 9288, 10176, 11236, 11448, 12384, 13674, 15264, 16854, 18232, 18576, 20511, 22472, 22896, 24768, 25281, 27348, 30528, 33708, 36464, 37152, 41022, 44944, 45792, 50562, 54696, 61533, 67416, 72928, 74304, 75843, 82044, 89888, 91584, 101124, 109392, 120787, 123066, 134832, 145856, 151686, 164088, 179776, 202248, 218784, 241574, 246132, 269664, 303372, 328176, 362361, 404496, 437568, 483148, 492264, 539328, 606744, 656352, 724722, 808992, 966296, 984528, 1087083, 1213488, 1312704, 1449444, 1617984, 1932592, 1969056, 2174166, 2426976, 2898888, 3261249, 3865184, 3938112, 4348332, 4853952, 5797776, 6522498, 7730368, 8696664, 11595552, 13044996, 17393328, 23191104, 26089992, 34786656, 52179984, 69573312, 104359968, 208719936]

約数ペア:

[(1, 208719936), (2, 104359968), (3, 69573312), (4, 52179984), (6, 34786656), (8, 26089992), (9, 23191104), (12, 17393328), (16, 13044996), (18, 11595552), (24, 8696664), (27, 7730368), (32, 6522498), (36, 5797776), (43, 4853952), (48, 4348332), (53, 3938112), (54, 3865184), (64, 3261249), (72, 2898888), (86, 2426976), (96, 2174166), (106, 1969056), (108, 1932592), (129, 1617984), (144, 1449444), (159, 1312704), (172, 1213488), (192, 1087083), (212, 984528), (216, 966296), (258, 808992), (288, 724722), (318, 656352), (344, 606744), (387, 539328), (424, 492264), (432, 483148), (477, 437568), (516, 404496), (576, 362361), (636, 328176), (688, 303372), (774, 269664), (848, 246132), (864, 241574), (954, 218784), (1032, 202248), (1161, 179776), (1272, 164088), (1376, 151686), (1431, 145856), (1548, 134832), (1696, 123066), (1728, 120787), (1908, 109392), (2064, 101124), (2279, 91584), (2322, 89888), (2544, 82044), (2752, 75843), (2809, 74304), (2862, 72928), (3096, 67416), (3392, 61533), (3816, 54696), (4128, 50562), (4558, 45792), (4644, 44944), (5088, 41022), (5618, 37152), (5724, 36464), (6192, 33708), (6837, 30528), (7632, 27348), (8256, 25281), (8427, 24768), (9116, 22896), (9288, 22472), (10176, 20511), (11236, 18576), (11448, 18232), (12384, 16854), (13674, 15264)]