1388507904

素因数分解:

$2^8\times 3^2\times 7^4\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 270

約数和(自身を含む): 4688974836

約数和(自身を除く): 3300466932

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 251, 252, 256, 288, 294, 336, 343, 384, 392, 441, 448, 502, 504, 576, 588, 672, 686, 753, 768, 784, 882, 896, 1004, 1008, 1029, 1152, 1176, 1344, 1372, 1506, 1568, 1757, 1764, 1792, 2008, 2016, 2058, 2259, 2304, 2352, 2401, 2688, 2744, 3012, 3087, 3136, 3514, 3528, 4016, 4032, 4116, 4518, 4704, 4802, 5271, 5376, 5488, 6024, 6174, 6272, 7028, 7056, 7203, 8032, 8064, 8232, 9036, 9408, 9604, 10542, 10976, 12048, 12299, 12348, 12544, 14056, 14112, 14406, 15813, 16064, 16128, 16464, 18072, 18816, 19208, 21084, 21609, 21952, 24096, 24598, 24696, 28112, 28224, 28812, 31626, 32128, 32928, 36144, 36897, 37632, 38416, 42168, 43218, 43904, 48192, 49196, 49392, 56224, 56448, 57624, 63252, 64256, 65856, 72288, 73794, 76832, 84336, 86093, 86436, 87808, 96384, 98392, 98784, 110691, 112448, 112896, 115248, 126504, 131712, 144576, 147588, 153664, 168672, 172186, 172872, 192768, 196784, 197568, 221382, 224896, 230496, 253008, 258279, 263424, 289152, 295176, 307328, 337344, 344372, 345744, 393568, 395136, 442764, 449792, 460992, 506016, 516558, 578304, 590352, 602651, 614656, 674688, 688744, 691488, 774837, 787136, 790272, 885528, 921984, 1012032, 1033116, 1180704, 1205302, 1349376, 1377488, 1382976, 1549674, 1574272, 1771056, 1807953, 1843968, 2024064, 2066232, 2361408, 2410604, 2754976, 2765952, 3099348, 3148544, 3542112, 3615906, 4048128, 4132464, 4722816, 4821208, 5423859, 5509952, 5531904, 6198696, 7084224, 7231812, 8264928, 9445632, 9642416, 10847718, 11019904, 12397392, 14168448, 14463624, 16529856, 19284832, 21695436, 22039808, 24794784, 28336896, 28927248, 33059712, 38569664, 43390872, 49589568, 57854496, 66119424, 77139328, 86781744, 99179136, 115708992, 154278656, 173563488, 198358272, 231417984, 347126976, 462835968, 694253952, 1388507904]

約数ペア:

[(1, 1388507904), (2, 694253952), (3, 462835968), (4, 347126976), (6, 231417984), (7, 198358272), (8, 173563488), (9, 154278656), (12, 115708992), (14, 99179136), (16, 86781744), (18, 77139328), (21, 66119424), (24, 57854496), (28, 49589568), (32, 43390872), (36, 38569664), (42, 33059712), (48, 28927248), (49, 28336896), (56, 24794784), (63, 22039808), (64, 21695436), (72, 19284832), (84, 16529856), (96, 14463624), (98, 14168448), (112, 12397392), (126, 11019904), (128, 10847718), (144, 9642416), (147, 9445632), (168, 8264928), (192, 7231812), (196, 7084224), (224, 6198696), (251, 5531904), (252, 5509952), (256, 5423859), (288, 4821208), (294, 4722816), (336, 4132464), (343, 4048128), (384, 3615906), (392, 3542112), (441, 3148544), (448, 3099348), (502, 2765952), (504, 2754976), (576, 2410604), (588, 2361408), (672, 2066232), (686, 2024064), (753, 1843968), (768, 1807953), (784, 1771056), (882, 1574272), (896, 1549674), (1004, 1382976), (1008, 1377488), (1029, 1349376), (1152, 1205302), (1176, 1180704), (1344, 1033116), (1372, 1012032), (1506, 921984), (1568, 885528), (1757, 790272), (1764, 787136), (1792, 774837), (2008, 691488), (2016, 688744), (2058, 674688), (2259, 614656), (2304, 602651), (2352, 590352), (2401, 578304), (2688, 516558), (2744, 506016), (3012, 460992), (3087, 449792), (3136, 442764), (3514, 395136), (3528, 393568), (4016, 345744), (4032, 344372), (4116, 337344), (4518, 307328), (4704, 295176), (4802, 289152), (5271, 263424), (5376, 258279), (5488, 253008), (6024, 230496), (6174, 224896), (6272, 221382), (7028, 197568), (7056, 196784), (7203, 192768), (8032, 172872), (8064, 172186), (8232, 168672), (9036, 153664), (9408, 147588), (9604, 144576), (10542, 131712), (10976, 126504), (12048, 115248), (12299, 112896), (12348, 112448), (12544, 110691), (14056, 98784), (14112, 98392), (14406, 96384), (15813, 87808), (16064, 86436), (16128, 86093), (16464, 84336), (18072, 76832), (18816, 73794), (19208, 72288), (21084, 65856), (21609, 64256), (21952, 63252), (24096, 57624), (24598, 56448), (24696, 56224), (28112, 49392), (28224, 49196), (28812, 48192), (31626, 43904), (32128, 43218), (32928, 42168), (36144, 38416), (36897, 37632)]