256171608

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 384

約数和(自身を含む): 943488000

約数和(自身を除く): 687316392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 23, 24, 28, 33, 36, 41, 42, 44, 46, 49, 56, 63, 66, 69, 72, 77, 82, 84, 88, 92, 98, 99, 123, 126, 132, 138, 147, 154, 161, 164, 168, 184, 196, 198, 207, 231, 246, 252, 253, 264, 276, 287, 294, 308, 322, 328, 343, 369, 392, 396, 414, 441, 451, 462, 483, 492, 504, 506, 539, 552, 574, 588, 616, 644, 686, 693, 738, 759, 792, 828, 861, 882, 902, 924, 943, 966, 984, 1012, 1029, 1078, 1127, 1148, 1176, 1288, 1353, 1372, 1386, 1449, 1476, 1518, 1617, 1656, 1722, 1764, 1771, 1804, 1848, 1886, 1932, 2009, 2024, 2058, 2156, 2254, 2277, 2296, 2583, 2706, 2744, 2772, 2829, 2898, 2952, 3036, 3087, 3157, 3234, 3381, 3444, 3528, 3542, 3608, 3772, 3773, 3864, 4018, 4059, 4116, 4312, 4508, 4554, 4851, 5166, 5313, 5412, 5544, 5658, 5796, 6027, 6072, 6174, 6314, 6468, 6601, 6762, 6888, 7084, 7544, 7546, 7889, 8036, 8118, 8232, 8487, 9016, 9108, 9471, 9702, 10143, 10332, 10373, 10626, 10824, 11316, 11319, 11592, 12054, 12348, 12397, 12628, 12936, 13202, 13524, 14063, 14168, 15092, 15778, 15939, 16072, 16236, 16974, 18081, 18216, 18942, 19404, 19803, 20286, 20664, 20746, 21252, 22099, 22632, 22638, 23667, 24108, 24696, 24794, 25256, 26404, 27048, 28126, 28413, 30184, 31119, 31556, 31878, 32472, 33948, 33957, 36162, 37191, 37884, 38808, 39606, 40572, 41492, 42189, 42504, 44198, 45276, 46207, 47334, 48216, 49588, 52808, 56252, 56826, 59409, 62238, 63112, 63756, 66297, 67896, 67914, 71001, 72324, 72611, 74382, 75768, 79212, 81144, 82984, 84378, 86779, 88396, 90552, 92414, 93357, 94668, 99176, 111573, 112504, 113652, 118818, 124476, 126567, 127512, 132594, 135828, 138621, 142002, 144648, 145222, 148764, 154693, 158424, 168756, 173558, 176792, 184828, 186714, 189336, 198891, 217833, 223146, 227304, 237636, 248952, 253134, 260337, 265188, 271656, 277242, 284004, 290444, 297528, 309386, 323449, 337512, 347116, 369656, 373428, 397782, 415863, 435666, 446292, 464079, 475272, 506268, 508277, 520674, 530376, 554484, 568008, 580888, 618772, 646898, 653499, 694232, 746856, 781011, 795564, 831726, 871332, 892584, 928158, 970347, 1012536, 1016554, 1041348, 1108968, 1237544, 1293796, 1306998, 1392237, 1524831, 1562022, 1591128, 1663452, 1742664, 1856316, 1940694, 2033108, 2082696, 2587592, 2613996, 2784474, 2911041, 3049662, 3124044, 3326904, 3557939, 3712632, 3881388, 4066216, 4574493, 5227992, 5568948, 5822082, 6099324, 6248088, 7115878, 7762776, 9148986, 10673817, 11137896, 11644164, 12198648, 14231756, 18297972, 21347634, 23288328, 28463512, 32021451, 36595944, 42695268, 64042902, 85390536, 128085804, 256171608]

約数ペア:

[(1, 256171608), (2, 128085804), (3, 85390536), (4, 64042902), (6, 42695268), (7, 36595944), (8, 32021451), (9, 28463512), (11, 23288328), (12, 21347634), (14, 18297972), (18, 14231756), (21, 12198648), (22, 11644164), (23, 11137896), (24, 10673817), (28, 9148986), (33, 7762776), (36, 7115878), (41, 6248088), (42, 6099324), (44, 5822082), (46, 5568948), (49, 5227992), (56, 4574493), (63, 4066216), (66, 3881388), (69, 3712632), (72, 3557939), (77, 3326904), (82, 3124044), (84, 3049662), (88, 2911041), (92, 2784474), (98, 2613996), (99, 2587592), (123, 2082696), (126, 2033108), (132, 1940694), (138, 1856316), (147, 1742664), (154, 1663452), (161, 1591128), (164, 1562022), (168, 1524831), (184, 1392237), (196, 1306998), (198, 1293796), (207, 1237544), (231, 1108968), (246, 1041348), (252, 1016554), (253, 1012536), (264, 970347), (276, 928158), (287, 892584), (294, 871332), (308, 831726), (322, 795564), (328, 781011), (343, 746856), (369, 694232), (392, 653499), (396, 646898), (414, 618772), (441, 580888), (451, 568008), (462, 554484), (483, 530376), (492, 520674), (504, 508277), (506, 506268), (539, 475272), (552, 464079), (574, 446292), (588, 435666), (616, 415863), (644, 397782), (686, 373428), (693, 369656), (738, 347116), (759, 337512), (792, 323449), (828, 309386), (861, 297528), (882, 290444), (902, 284004), (924, 277242), (943, 271656), (966, 265188), (984, 260337), (1012, 253134), (1029, 248952), (1078, 237636), (1127, 227304), (1148, 223146), (1176, 217833), (1288, 198891), (1353, 189336), (1372, 186714), (1386, 184828), (1449, 176792), (1476, 173558), (1518, 168756), (1617, 158424), (1656, 154693), (1722, 148764), (1764, 145222), (1771, 144648), (1804, 142002), (1848, 138621), (1886, 135828), (1932, 132594), (2009, 127512), (2024, 126567), (2058, 124476), (2156, 118818), (2254, 113652), (2277, 112504), (2296, 111573), (2583, 99176), (2706, 94668), (2744, 93357), (2772, 92414), (2829, 90552), (2898, 88396), (2952, 86779), (3036, 84378), (3087, 82984), (3157, 81144), (3234, 79212), (3381, 75768), (3444, 74382), (3528, 72611), (3542, 72324), (3608, 71001), (3772, 67914), (3773, 67896), (3864, 66297), (4018, 63756), (4059, 63112), (4116, 62238), (4312, 59409), (4508, 56826), (4554, 56252), (4851, 52808), (5166, 49588), (5313, 48216), (5412, 47334), (5544, 46207), (5658, 45276), (5796, 44198), (6027, 42504), (6072, 42189), (6174, 41492), (6314, 40572), (6468, 39606), (6601, 38808), (6762, 37884), (6888, 37191), (7084, 36162), (7544, 33957), (7546, 33948), (7889, 32472), (8036, 31878), (8118, 31556), (8232, 31119), (8487, 30184), (9016, 28413), (9108, 28126), (9471, 27048), (9702, 26404), (10143, 25256), (10332, 24794), (10373, 24696), (10626, 24108), (10824, 23667), (11316, 22638), (11319, 22632), (11592, 22099), (12054, 21252), (12348, 20746), (12397, 20664), (12628, 20286), (12936, 19803), (13202, 19404), (13524, 18942), (14063, 18216), (14168, 18081), (15092, 16974), (15778, 16236), (15939, 16072)]