728630784

素因数分解:

$2^9\times 3^2\times 7^3\times {\mathrm{461}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 2457655200

約数和(自身を除く): 1729024416

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, 252, 256, 288, 294, 336, 343, 384, 392, 441, 448, 461, 504, 512, 576, 588, 672, 686, 768, 784, 882, 896, 922, 1008, 1029, 1152, 1176, 1344, 1372, 1383, 1536, 1568, 1764, 1792, 1844, 2016, 2058, 2304, 2352, 2688, 2744, 2766, 3087, 3136, 3227, 3528, 3584, 3688, 4032, 4116, 4149, 4608, 4704, 5376, 5488, 5532, 6174, 6272, 6454, 7056, 7376, 8064, 8232, 8298, 9408, 9681, 10752, 10976, 11064, 12348, 12544, 12908, 14112, 14752, 16128, 16464, 16596, 18816, 19362, 21952, 22128, 22589, 24696, 25088, 25816, 28224, 29043, 29504, 32256, 32928, 33192, 37632, 38724, 43904, 44256, 45178, 49392, 51632, 56448, 58086, 59008, 65856, 66384, 67767, 75264, 77448, 87808, 88512, 90356, 98784, 103264, 112896, 116172, 118016, 131712, 132768, 135534, 154896, 158123, 175616, 177024, 180712, 197568, 203301, 206528, 225792, 232344, 236032, 263424, 265536, 271068, 309792, 316246, 354048, 361424, 395136, 406602, 413056, 464688, 474369, 526848, 531072, 542136, 619584, 632492, 708096, 722848, 790272, 813204, 826112, 929376, 948738, 1062144, 1084272, 1239168, 1264984, 1423107, 1445696, 1580544, 1626408, 1652224, 1858752, 1897476, 2124288, 2168544, 2478336, 2529968, 2846214, 2891392, 3252816, 3717504, 3794952, 4337088, 4956672, 5059936, 5692428, 5782784, 6505632, 7435008, 7589904, 8674176, 10119872, 11384856, 11565568, 13011264, 14870016, 15179808, 17348352, 20239744, 22769712, 26022528, 30359616, 34696704, 40479488, 45539424, 52045056, 60719232, 80958976, 91078848, 104090112, 121438464, 182157696, 242876928, 364315392, 728630784]

約数ペア:

[(1, 728630784), (2, 364315392), (3, 242876928), (4, 182157696), (6, 121438464), (7, 104090112), (8, 91078848), (9, 80958976), (12, 60719232), (14, 52045056), (16, 45539424), (18, 40479488), (21, 34696704), (24, 30359616), (28, 26022528), (32, 22769712), (36, 20239744), (42, 17348352), (48, 15179808), (49, 14870016), (56, 13011264), (63, 11565568), (64, 11384856), (72, 10119872), (84, 8674176), (96, 7589904), (98, 7435008), (112, 6505632), (126, 5782784), (128, 5692428), (144, 5059936), (147, 4956672), (168, 4337088), (192, 3794952), (196, 3717504), (224, 3252816), (252, 2891392), (256, 2846214), (288, 2529968), (294, 2478336), (336, 2168544), (343, 2124288), (384, 1897476), (392, 1858752), (441, 1652224), (448, 1626408), (461, 1580544), (504, 1445696), (512, 1423107), (576, 1264984), (588, 1239168), (672, 1084272), (686, 1062144), (768, 948738), (784, 929376), (882, 826112), (896, 813204), (922, 790272), (1008, 722848), (1029, 708096), (1152, 632492), (1176, 619584), (1344, 542136), (1372, 531072), (1383, 526848), (1536, 474369), (1568, 464688), (1764, 413056), (1792, 406602), (1844, 395136), (2016, 361424), (2058, 354048), (2304, 316246), (2352, 309792), (2688, 271068), (2744, 265536), (2766, 263424), (3087, 236032), (3136, 232344), (3227, 225792), (3528, 206528), (3584, 203301), (3688, 197568), (4032, 180712), (4116, 177024), (4149, 175616), (4608, 158123), (4704, 154896), (5376, 135534), (5488, 132768), (5532, 131712), (6174, 118016), (6272, 116172), (6454, 112896), (7056, 103264), (7376, 98784), (8064, 90356), (8232, 88512), (8298, 87808), (9408, 77448), (9681, 75264), (10752, 67767), (10976, 66384), (11064, 65856), (12348, 59008), (12544, 58086), (12908, 56448), (14112, 51632), (14752, 49392), (16128, 45178), (16464, 44256), (16596, 43904), (18816, 38724), (19362, 37632), (21952, 33192), (22128, 32928), (22589, 32256), (24696, 29504), (25088, 29043), (25816, 28224)]