245073920

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 726485760

約数和(自身を除く): 481411840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 263, 280, 320, 364, 416, 448, 455, 512, 520, 526, 560, 640, 728, 832, 896, 910, 1024, 1040, 1052, 1120, 1280, 1315, 1456, 1664, 1792, 1820, 1841, 2048, 2080, 2104, 2240, 2560, 2630, 2912, 3328, 3419, 3584, 3640, 3682, 4160, 4208, 4480, 5120, 5260, 5824, 6656, 6838, 7168, 7280, 7364, 8320, 8416, 8960, 9205, 10240, 10520, 11648, 13312, 13676, 14336, 14560, 14728, 16640, 16832, 17095, 17920, 18410, 21040, 23296, 23933, 26624, 27352, 29120, 29456, 33280, 33664, 34190, 35840, 36820, 42080, 46592, 47866, 54704, 58240, 58912, 66560, 67328, 68380, 71680, 73640, 84160, 93184, 95732, 109408, 116480, 117824, 119665, 133120, 134656, 136760, 147280, 168320, 186368, 191464, 218816, 232960, 235648, 239330, 269312, 273520, 294560, 336640, 382928, 437632, 465920, 471296, 478660, 538624, 547040, 589120, 673280, 765856, 875264, 931840, 942592, 957320, 1094080, 1178240, 1346560, 1531712, 1750528, 1885184, 1914640, 2188160, 2356480, 2693120, 3063424, 3501056, 3770368, 3829280, 4376320, 4712960, 6126848, 7002112, 7658560, 8752640, 9425920, 12253696, 15317120, 17505280, 18851840, 24507392, 30634240, 35010560, 49014784, 61268480, 122536960, 245073920]

約数ペア:

[(1, 245073920), (2, 122536960), (4, 61268480), (5, 49014784), (7, 35010560), (8, 30634240), (10, 24507392), (13, 18851840), (14, 17505280), (16, 15317120), (20, 12253696), (26, 9425920), (28, 8752640), (32, 7658560), (35, 7002112), (40, 6126848), (52, 4712960), (56, 4376320), (64, 3829280), (65, 3770368), (70, 3501056), (80, 3063424), (91, 2693120), (104, 2356480), (112, 2188160), (128, 1914640), (130, 1885184), (140, 1750528), (160, 1531712), (182, 1346560), (208, 1178240), (224, 1094080), (256, 957320), (260, 942592), (263, 931840), (280, 875264), (320, 765856), (364, 673280), (416, 589120), (448, 547040), (455, 538624), (512, 478660), (520, 471296), (526, 465920), (560, 437632), (640, 382928), (728, 336640), (832, 294560), (896, 273520), (910, 269312), (1024, 239330), (1040, 235648), (1052, 232960), (1120, 218816), (1280, 191464), (1315, 186368), (1456, 168320), (1664, 147280), (1792, 136760), (1820, 134656), (1841, 133120), (2048, 119665), (2080, 117824), (2104, 116480), (2240, 109408), (2560, 95732), (2630, 93184), (2912, 84160), (3328, 73640), (3419, 71680), (3584, 68380), (3640, 67328), (3682, 66560), (4160, 58912), (4208, 58240), (4480, 54704), (5120, 47866), (5260, 46592), (5824, 42080), (6656, 36820), (6838, 35840), (7168, 34190), (7280, 33664), (7364, 33280), (8320, 29456), (8416, 29120), (8960, 27352), (9205, 26624), (10240, 23933), (10520, 23296), (11648, 21040), (13312, 18410), (13676, 17920), (14336, 17095), (14560, 16832), (14728, 16640)]