820495104

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 288

約数和(自身を含む): 2659227648

約数和(自身を除く): 1838732544

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 31, 32, 33, 39, 44, 48, 52, 62, 64, 66, 78, 88, 93, 96, 104, 124, 128, 132, 143, 156, 176, 186, 192, 208, 241, 248, 256, 264, 286, 312, 341, 352, 372, 384, 403, 416, 429, 482, 496, 528, 572, 624, 682, 704, 723, 744, 768, 806, 832, 858, 964, 992, 1023, 1056, 1144, 1209, 1248, 1364, 1408, 1446, 1488, 1612, 1664, 1716, 1928, 1984, 2046, 2112, 2288, 2418, 2496, 2651, 2728, 2816, 2892, 2976, 3133, 3224, 3328, 3432, 3856, 3968, 4092, 4224, 4433, 4576, 4836, 4992, 5302, 5456, 5784, 5952, 6266, 6448, 6864, 7471, 7712, 7936, 7953, 8184, 8448, 8866, 9152, 9399, 9672, 9984, 10604, 10912, 11568, 11904, 12532, 12896, 13299, 13728, 14942, 15424, 15906, 16368, 17732, 18304, 18798, 19344, 21208, 21824, 22413, 23136, 23808, 25064, 25792, 26598, 27456, 29884, 30848, 31812, 32736, 34463, 35464, 36608, 37596, 38688, 42416, 43648, 44826, 46272, 50128, 51584, 53196, 54912, 59768, 61696, 63624, 65472, 68926, 70928, 75192, 77376, 82181, 84832, 87296, 89652, 92544, 97123, 100256, 103168, 103389, 106392, 109824, 119536, 127248, 130944, 137852, 141856, 150384, 154752, 164362, 169664, 179304, 185088, 194246, 200512, 206778, 212784, 239072, 246543, 254496, 261888, 275704, 283712, 291369, 300768, 309504, 328724, 339328, 358608, 388492, 401024, 413556, 425568, 478144, 493086, 508992, 551408, 567424, 582738, 601536, 657448, 678656, 717216, 776984, 802048, 827112, 851136, 956288, 986172, 1017984, 1068353, 1102816, 1134848, 1165476, 1203072, 1314896, 1434432, 1553968, 1654224, 1702272, 1912576, 1972344, 2035968, 2136706, 2205632, 2330952, 2406144, 2629792, 2868864, 3107936, 3205059, 3308448, 3404544, 3944688, 4273412, 4411264, 4661904, 5259584, 5737728, 6215872, 6410118, 6616896, 7889376, 8546824, 8822528, 9323808, 10519168, 12431744, 12820236, 13233792, 15778752, 17093648, 18647616, 21038336, 24863488, 25640472, 26467584, 31557504, 34187296, 37295232, 51280944, 63115008, 68374592, 74590464, 102561888, 136749184, 205123776, 273498368, 410247552, 820495104]

約数ペア:

[(1, 820495104), (2, 410247552), (3, 273498368), (4, 205123776), (6, 136749184), (8, 102561888), (11, 74590464), (12, 68374592), (13, 63115008), (16, 51280944), (22, 37295232), (24, 34187296), (26, 31557504), (31, 26467584), (32, 25640472), (33, 24863488), (39, 21038336), (44, 18647616), (48, 17093648), (52, 15778752), (62, 13233792), (64, 12820236), (66, 12431744), (78, 10519168), (88, 9323808), (93, 8822528), (96, 8546824), (104, 7889376), (124, 6616896), (128, 6410118), (132, 6215872), (143, 5737728), (156, 5259584), (176, 4661904), (186, 4411264), (192, 4273412), (208, 3944688), (241, 3404544), (248, 3308448), (256, 3205059), (264, 3107936), (286, 2868864), (312, 2629792), (341, 2406144), (352, 2330952), (372, 2205632), (384, 2136706), (403, 2035968), (416, 1972344), (429, 1912576), (482, 1702272), (496, 1654224), (528, 1553968), (572, 1434432), (624, 1314896), (682, 1203072), (704, 1165476), (723, 1134848), (744, 1102816), (768, 1068353), (806, 1017984), (832, 986172), (858, 956288), (964, 851136), (992, 827112), (1023, 802048), (1056, 776984), (1144, 717216), (1209, 678656), (1248, 657448), (1364, 601536), (1408, 582738), (1446, 567424), (1488, 551408), (1612, 508992), (1664, 493086), (1716, 478144), (1928, 425568), (1984, 413556), (2046, 401024), (2112, 388492), (2288, 358608), (2418, 339328), (2496, 328724), (2651, 309504), (2728, 300768), (2816, 291369), (2892, 283712), (2976, 275704), (3133, 261888), (3224, 254496), (3328, 246543), (3432, 239072), (3856, 212784), (3968, 206778), (4092, 200512), (4224, 194246), (4433, 185088), (4576, 179304), (4836, 169664), (4992, 164362), (5302, 154752), (5456, 150384), (5784, 141856), (5952, 137852), (6266, 130944), (6448, 127248), (6864, 119536), (7471, 109824), (7712, 106392), (7936, 103389), (7953, 103168), (8184, 100256), (8448, 97123), (8866, 92544), (9152, 89652), (9399, 87296), (9672, 84832), (9984, 82181), (10604, 77376), (10912, 75192), (11568, 70928), (11904, 68926), (12532, 65472), (12896, 63624), (13299, 61696), (13728, 59768), (14942, 54912), (15424, 53196), (15906, 51584), (16368, 50128), (17732, 46272), (18304, 44826), (18798, 43648), (19344, 42416), (21208, 38688), (21824, 37596), (22413, 36608), (23136, 35464), (23808, 34463), (25064, 32736), (25792, 31812), (26598, 30848), (27456, 29884)]