256854528

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{7963}}^1$

素因数の和:7994

約数の個数: 120

約数和(自身を含む): 847305888

約数和(自身を除く): 590451360

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3584, 4032, 4608, 5376, 7963, 8064, 10752, 15926, 16128, 23889, 31852, 32256, 47778, 55741, 63704, 71667, 95556, 111482, 127408, 143334, 167223, 191112, 222964, 254816, 286668, 334446, 382224, 445928, 501669, 509632, 573336, 668892, 764448, 891856, 1003338, 1019264, 1146672, 1337784, 1528896, 1783712, 2006676, 2038528, 2293344, 2675568, 3057792, 3567424, 4013352, 4077056, 4586688, 5351136, 6115584, 7134848, 8026704, 9173376, 10702272, 12231168, 14269696, 16053408, 18346752, 21404544, 28539392, 32106816, 36693504, 42809088, 64213632, 85618176, 128427264, 256854528]

約数ペア:

[(1, 256854528), (2, 128427264), (3, 85618176), (4, 64213632), (6, 42809088), (7, 36693504), (8, 32106816), (9, 28539392), (12, 21404544), (14, 18346752), (16, 16053408), (18, 14269696), (21, 12231168), (24, 10702272), (28, 9173376), (32, 8026704), (36, 7134848), (42, 6115584), (48, 5351136), (56, 4586688), (63, 4077056), (64, 4013352), (72, 3567424), (84, 3057792), (96, 2675568), (112, 2293344), (126, 2038528), (128, 2006676), (144, 1783712), (168, 1528896), (192, 1337784), (224, 1146672), (252, 1019264), (256, 1003338), (288, 891856), (336, 764448), (384, 668892), (448, 573336), (504, 509632), (512, 501669), (576, 445928), (672, 382224), (768, 334446), (896, 286668), (1008, 254816), (1152, 222964), (1344, 191112), (1536, 167223), (1792, 143334), (2016, 127408), (2304, 111482), (2688, 95556), (3584, 71667), (4032, 63704), (4608, 55741), (5376, 47778), (7963, 32256), (8064, 31852), (10752, 23889), (15926, 16128)]