123540768

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 192

約数和(自身を含む): 411505920

約数和(自身を除く): 287965152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 32, 34, 36, 39, 48, 51, 52, 54, 68, 72, 78, 96, 102, 104, 108, 117, 136, 144, 153, 156, 204, 208, 216, 221, 234, 272, 288, 306, 312, 351, 408, 416, 432, 442, 459, 468, 544, 612, 624, 647, 663, 702, 816, 864, 884, 918, 936, 1224, 1248, 1294, 1326, 1404, 1632, 1768, 1836, 1872, 1941, 1989, 2448, 2588, 2652, 2808, 3536, 3672, 3744, 3882, 3978, 4896, 5176, 5304, 5616, 5823, 5967, 7072, 7344, 7764, 7956, 8411, 10352, 10608, 10999, 11232, 11646, 11934, 14688, 15528, 15912, 16822, 17469, 20704, 21216, 21998, 23292, 23868, 25233, 31056, 31824, 32997, 33644, 34938, 43996, 46584, 47736, 50466, 62112, 63648, 65994, 67288, 69876, 75699, 87992, 93168, 95472, 98991, 100932, 131988, 134576, 139752, 142987, 151398, 175984, 186336, 190944, 197982, 201864, 227097, 263976, 269152, 279504, 285974, 296973, 302796, 351968, 395964, 403728, 428961, 454194, 527952, 559008, 571948, 593946, 605592, 791928, 807456, 857922, 908388, 1055904, 1143896, 1187892, 1211184, 1286883, 1583856, 1715844, 1816776, 2287792, 2375784, 2422368, 2573766, 3167712, 3431688, 3633552, 3860649, 4575584, 4751568, 5147532, 6863376, 7267104, 7721298, 9503136, 10295064, 13726752, 15442596, 20590128, 30885192, 41180256, 61770384, 123540768]

約数ペア:

[(1, 123540768), (2, 61770384), (3, 41180256), (4, 30885192), (6, 20590128), (8, 15442596), (9, 13726752), (12, 10295064), (13, 9503136), (16, 7721298), (17, 7267104), (18, 6863376), (24, 5147532), (26, 4751568), (27, 4575584), (32, 3860649), (34, 3633552), (36, 3431688), (39, 3167712), (48, 2573766), (51, 2422368), (52, 2375784), (54, 2287792), (68, 1816776), (72, 1715844), (78, 1583856), (96, 1286883), (102, 1211184), (104, 1187892), (108, 1143896), (117, 1055904), (136, 908388), (144, 857922), (153, 807456), (156, 791928), (204, 605592), (208, 593946), (216, 571948), (221, 559008), (234, 527952), (272, 454194), (288, 428961), (306, 403728), (312, 395964), (351, 351968), (408, 302796), (416, 296973), (432, 285974), (442, 279504), (459, 269152), (468, 263976), (544, 227097), (612, 201864), (624, 197982), (647, 190944), (663, 186336), (702, 175984), (816, 151398), (864, 142987), (884, 139752), (918, 134576), (936, 131988), (1224, 100932), (1248, 98991), (1294, 95472), (1326, 93168), (1404, 87992), (1632, 75699), (1768, 69876), (1836, 67288), (1872, 65994), (1941, 63648), (1989, 62112), (2448, 50466), (2588, 47736), (2652, 46584), (2808, 43996), (3536, 34938), (3672, 33644), (3744, 32997), (3882, 31824), (3978, 31056), (4896, 25233), (5176, 23868), (5304, 23292), (5616, 21998), (5823, 21216), (5967, 20704), (7072, 17469), (7344, 16822), (7764, 15912), (7956, 15528), (8411, 14688), (10352, 11934), (10608, 11646), (10999, 11232)]