256938912

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 192

約数和(自身を含む): 792529920

約数和(自身を除く): 535591008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 53, 54, 62, 72, 93, 96, 106, 108, 124, 144, 159, 181, 186, 212, 216, 248, 279, 288, 318, 362, 372, 424, 432, 477, 496, 543, 558, 636, 724, 744, 837, 848, 864, 954, 992, 1086, 1116, 1272, 1431, 1448, 1488, 1629, 1643, 1674, 1696, 1908, 2172, 2232, 2544, 2862, 2896, 2976, 3258, 3286, 3348, 3816, 4344, 4464, 4887, 4929, 5088, 5611, 5724, 5792, 6516, 6572, 6696, 7632, 8688, 8928, 9593, 9774, 9858, 11222, 11448, 13032, 13144, 13392, 14787, 15264, 16833, 17376, 19186, 19548, 19716, 22444, 22896, 26064, 26288, 26784, 28779, 29574, 33666, 38372, 39096, 39432, 44361, 44888, 45792, 50499, 52128, 52576, 57558, 59148, 67332, 76744, 78192, 78864, 86337, 88722, 89776, 100998, 115116, 118296, 134664, 151497, 153488, 156384, 157728, 172674, 177444, 179552, 201996, 230232, 236592, 259011, 269328, 297383, 302994, 306976, 345348, 354888, 403992, 460464, 473184, 518022, 538656, 594766, 605988, 690696, 709776, 807984, 892149, 920928, 1036044, 1189532, 1211976, 1381392, 1419552, 1615968, 1784298, 2072088, 2379064, 2423952, 2676447, 2762784, 3568596, 4144176, 4758128, 4847904, 5352894, 7137192, 8029341, 8288352, 9516256, 10705788, 14274384, 16058682, 21411576, 28548768, 32117364, 42823152, 64234728, 85646304, 128469456, 256938912]

約数ペア:

[(1, 256938912), (2, 128469456), (3, 85646304), (4, 64234728), (6, 42823152), (8, 32117364), (9, 28548768), (12, 21411576), (16, 16058682), (18, 14274384), (24, 10705788), (27, 9516256), (31, 8288352), (32, 8029341), (36, 7137192), (48, 5352894), (53, 4847904), (54, 4758128), (62, 4144176), (72, 3568596), (93, 2762784), (96, 2676447), (106, 2423952), (108, 2379064), (124, 2072088), (144, 1784298), (159, 1615968), (181, 1419552), (186, 1381392), (212, 1211976), (216, 1189532), (248, 1036044), (279, 920928), (288, 892149), (318, 807984), (362, 709776), (372, 690696), (424, 605988), (432, 594766), (477, 538656), (496, 518022), (543, 473184), (558, 460464), (636, 403992), (724, 354888), (744, 345348), (837, 306976), (848, 302994), (864, 297383), (954, 269328), (992, 259011), (1086, 236592), (1116, 230232), (1272, 201996), (1431, 179552), (1448, 177444), (1488, 172674), (1629, 157728), (1643, 156384), (1674, 153488), (1696, 151497), (1908, 134664), (2172, 118296), (2232, 115116), (2544, 100998), (2862, 89776), (2896, 88722), (2976, 86337), (3258, 78864), (3286, 78192), (3348, 76744), (3816, 67332), (4344, 59148), (4464, 57558), (4887, 52576), (4929, 52128), (5088, 50499), (5611, 45792), (5724, 44888), (5792, 44361), (6516, 39432), (6572, 39096), (6696, 38372), (7632, 33666), (8688, 29574), (8928, 28779), (9593, 26784), (9774, 26288), (9858, 26064), (11222, 22896), (11448, 22444), (13032, 19716), (13144, 19548), (13392, 19186), (14787, 17376), (15264, 16833)]