258270208

素因数分解:

$2^{10}\times 7^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:427

約数の個数: 88

約数和(自身を含む): 596610432

約数和(自身を除く): 338340224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 263, 274, 448, 512, 526, 548, 896, 959, 1024, 1052, 1096, 1792, 1841, 1918, 2104, 2192, 3584, 3682, 3836, 4208, 4384, 7168, 7364, 7672, 8416, 8768, 14728, 15344, 16832, 17536, 29456, 30688, 33664, 35072, 36031, 58912, 61376, 67328, 70144, 72062, 117824, 122752, 134656, 140288, 144124, 235648, 245504, 252217, 269312, 288248, 471296, 491008, 504434, 576496, 942592, 982016, 1008868, 1152992, 1885184, 2017736, 2305984, 4035472, 4611968, 8070944, 9223936, 16141888, 18447872, 32283776, 36895744, 64567552, 129135104, 258270208]

約数ペア:

[(1, 258270208), (2, 129135104), (4, 64567552), (7, 36895744), (8, 32283776), (14, 18447872), (16, 16141888), (28, 9223936), (32, 8070944), (56, 4611968), (64, 4035472), (112, 2305984), (128, 2017736), (137, 1885184), (224, 1152992), (256, 1008868), (263, 982016), (274, 942592), (448, 576496), (512, 504434), (526, 491008), (548, 471296), (896, 288248), (959, 269312), (1024, 252217), (1052, 245504), (1096, 235648), (1792, 144124), (1841, 140288), (1918, 134656), (2104, 122752), (2192, 117824), (3584, 72062), (3682, 70144), (3836, 67328), (4208, 61376), (4384, 58912), (7168, 36031), (7364, 35072), (7672, 33664), (8416, 30688), (8768, 29456), (14728, 17536), (15344, 16832)]