217972656

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 720525312

約数和(自身を除く): 502552656

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 31, 33, 36, 44, 46, 48, 62, 66, 69, 72, 88, 92, 93, 99, 124, 132, 138, 144, 176, 184, 186, 193, 198, 207, 248, 253, 264, 276, 279, 341, 368, 372, 386, 396, 414, 496, 506, 528, 552, 558, 579, 682, 713, 744, 759, 772, 792, 828, 1012, 1023, 1104, 1116, 1158, 1364, 1426, 1488, 1518, 1544, 1584, 1656, 1737, 2024, 2046, 2123, 2139, 2232, 2277, 2316, 2728, 2852, 3036, 3069, 3088, 3312, 3474, 4048, 4092, 4246, 4278, 4439, 4464, 4554, 4632, 5456, 5704, 5983, 6072, 6138, 6369, 6417, 6948, 7843, 8184, 8492, 8556, 8878, 9108, 9264, 11408, 11966, 12144, 12276, 12738, 12834, 13317, 13896, 15686, 16368, 16984, 17112, 17756, 17949, 18216, 19107, 23529, 23932, 24552, 25476, 25668, 26634, 27792, 31372, 33968, 34224, 35512, 35898, 36432, 38214, 39951, 47058, 47864, 48829, 49104, 50952, 51336, 53268, 53847, 62744, 65813, 70587, 71024, 71796, 76428, 79902, 94116, 95728, 97658, 101904, 102672, 106536, 107694, 125488, 131626, 137609, 141174, 143592, 146487, 152856, 159804, 188232, 195316, 197439, 213072, 215388, 263252, 275218, 282348, 287184, 292974, 305712, 319608, 376464, 390632, 394878, 412827, 430776, 439461, 526504, 550436, 564696, 585948, 592317, 639216, 781264, 789756, 825654, 861552, 878922, 1053008, 1100872, 1129392, 1171896, 1184634, 1238481, 1513699, 1579512, 1651308, 1757844, 2201744, 2343792, 2369268, 2476962, 3027398, 3159024, 3302616, 3515688, 4541097, 4738536, 4953924, 6054796, 6605232, 7031376, 9082194, 9477072, 9907848, 12109592, 13623291, 18164388, 19815696, 24219184, 27246582, 36328776, 54493164, 72657552, 108986328, 217972656]

約数ペア:

[(1, 217972656), (2, 108986328), (3, 72657552), (4, 54493164), (6, 36328776), (8, 27246582), (9, 24219184), (11, 19815696), (12, 18164388), (16, 13623291), (18, 12109592), (22, 9907848), (23, 9477072), (24, 9082194), (31, 7031376), (33, 6605232), (36, 6054796), (44, 4953924), (46, 4738536), (48, 4541097), (62, 3515688), (66, 3302616), (69, 3159024), (72, 3027398), (88, 2476962), (92, 2369268), (93, 2343792), (99, 2201744), (124, 1757844), (132, 1651308), (138, 1579512), (144, 1513699), (176, 1238481), (184, 1184634), (186, 1171896), (193, 1129392), (198, 1100872), (207, 1053008), (248, 878922), (253, 861552), (264, 825654), (276, 789756), (279, 781264), (341, 639216), (368, 592317), (372, 585948), (386, 564696), (396, 550436), (414, 526504), (496, 439461), (506, 430776), (528, 412827), (552, 394878), (558, 390632), (579, 376464), (682, 319608), (713, 305712), (744, 292974), (759, 287184), (772, 282348), (792, 275218), (828, 263252), (1012, 215388), (1023, 213072), (1104, 197439), (1116, 195316), (1158, 188232), (1364, 159804), (1426, 152856), (1488, 146487), (1518, 143592), (1544, 141174), (1584, 137609), (1656, 131626), (1737, 125488), (2024, 107694), (2046, 106536), (2123, 102672), (2139, 101904), (2232, 97658), (2277, 95728), (2316, 94116), (2728, 79902), (2852, 76428), (3036, 71796), (3069, 71024), (3088, 70587), (3312, 65813), (3474, 62744), (4048, 53847), (4092, 53268), (4246, 51336), (4278, 50952), (4439, 49104), (4464, 48829), (4554, 47864), (4632, 47058), (5456, 39951), (5704, 38214), (5983, 36432), (6072, 35898), (6138, 35512), (6369, 34224), (6417, 33968), (6948, 31372), (7843, 27792), (8184, 26634), (8492, 25668), (8556, 25476), (8878, 24552), (9108, 23932), (9264, 23529), (11408, 19107), (11966, 18216), (12144, 17949), (12276, 17756), (12738, 17112), (12834, 16984), (13317, 16368), (13896, 15686)]