256385024

素因数分解:

$2^{13}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 112

約数和(自身を含む): 622816128

約数和(自身を除く): 366431104

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 263, 272, 448, 476, 512, 526, 544, 896, 952, 1024, 1052, 1088, 1792, 1841, 1904, 2048, 2104, 2176, 3584, 3682, 3808, 4096, 4208, 4352, 4471, 7168, 7364, 7616, 8192, 8416, 8704, 8942, 14336, 14728, 15232, 16832, 17408, 17884, 28672, 29456, 30464, 31297, 33664, 34816, 35768, 57344, 58912, 60928, 62594, 67328, 69632, 71536, 117824, 121856, 125188, 134656, 139264, 143072, 235648, 243712, 250376, 269312, 286144, 471296, 487424, 500752, 538624, 572288, 942592, 974848, 1001504, 1077248, 1144576, 1885184, 2003008, 2154496, 2289152, 3770368, 4006016, 4578304, 7540736, 8012032, 9156608, 15081472, 16024064, 18313216, 32048128, 36626432, 64096256, 128192512, 256385024]

約数ペア:

[(1, 256385024), (2, 128192512), (4, 64096256), (7, 36626432), (8, 32048128), (14, 18313216), (16, 16024064), (17, 15081472), (28, 9156608), (32, 8012032), (34, 7540736), (56, 4578304), (64, 4006016), (68, 3770368), (112, 2289152), (119, 2154496), (128, 2003008), (136, 1885184), (224, 1144576), (238, 1077248), (256, 1001504), (263, 974848), (272, 942592), (448, 572288), (476, 538624), (512, 500752), (526, 487424), (544, 471296), (896, 286144), (952, 269312), (1024, 250376), (1052, 243712), (1088, 235648), (1792, 143072), (1841, 139264), (1904, 134656), (2048, 125188), (2104, 121856), (2176, 117824), (3584, 71536), (3682, 69632), (3808, 67328), (4096, 62594), (4208, 60928), (4352, 58912), (4471, 57344), (7168, 35768), (7364, 34816), (7616, 33664), (8192, 31297), (8416, 30464), (8704, 29456), (8942, 28672), (14336, 17884), (14728, 17408), (15232, 16832)]