255456864

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 216

約数和(自身を含む): 819773136

約数和(自身を除く): 564316272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 71, 72, 78, 93, 96, 104, 117, 124, 142, 144, 156, 186, 208, 213, 234, 248, 279, 284, 288, 312, 372, 403, 416, 426, 468, 496, 558, 568, 624, 639, 744, 806, 852, 923, 936, 961, 992, 1116, 1136, 1209, 1248, 1278, 1488, 1612, 1704, 1846, 1872, 1922, 2201, 2232, 2272, 2418, 2556, 2769, 2883, 2976, 3224, 3408, 3627, 3692, 3744, 3844, 4402, 4464, 4836, 5112, 5538, 5766, 6448, 6603, 6816, 7254, 7384, 7688, 8307, 8649, 8804, 8928, 9672, 10224, 11076, 11532, 12493, 12896, 13206, 14508, 14768, 15376, 16614, 17298, 17608, 19344, 19809, 20448, 22152, 23064, 24986, 26412, 28613, 29016, 29536, 30752, 33228, 34596, 35216, 37479, 38688, 39618, 44304, 46128, 49972, 52824, 57226, 58032, 66456, 68231, 69192, 70432, 74958, 79236, 85839, 88608, 92256, 99944, 105648, 112437, 114452, 116064, 132912, 136462, 138384, 149916, 158472, 171678, 199888, 204693, 211296, 224874, 228904, 257517, 265824, 272924, 276768, 299832, 316944, 343356, 399776, 409386, 449748, 457808, 515034, 545848, 599664, 614079, 633888, 686712, 818772, 887003, 899496, 915616, 1030068, 1091696, 1199328, 1228158, 1373424, 1637544, 1774006, 1798992, 2060136, 2183392, 2456316, 2661009, 2746848, 3275088, 3548012, 3597984, 4120272, 4912632, 5322018, 6550176, 7096024, 7983027, 8240544, 9825264, 10644036, 14192048, 15966054, 19650528, 21288072, 28384096, 31932108, 42576144, 63864216, 85152288, 127728432, 255456864]

約数ペア:

[(1, 255456864), (2, 127728432), (3, 85152288), (4, 63864216), (6, 42576144), (8, 31932108), (9, 28384096), (12, 21288072), (13, 19650528), (16, 15966054), (18, 14192048), (24, 10644036), (26, 9825264), (31, 8240544), (32, 7983027), (36, 7096024), (39, 6550176), (48, 5322018), (52, 4912632), (62, 4120272), (71, 3597984), (72, 3548012), (78, 3275088), (93, 2746848), (96, 2661009), (104, 2456316), (117, 2183392), (124, 2060136), (142, 1798992), (144, 1774006), (156, 1637544), (186, 1373424), (208, 1228158), (213, 1199328), (234, 1091696), (248, 1030068), (279, 915616), (284, 899496), (288, 887003), (312, 818772), (372, 686712), (403, 633888), (416, 614079), (426, 599664), (468, 545848), (496, 515034), (558, 457808), (568, 449748), (624, 409386), (639, 399776), (744, 343356), (806, 316944), (852, 299832), (923, 276768), (936, 272924), (961, 265824), (992, 257517), (1116, 228904), (1136, 224874), (1209, 211296), (1248, 204693), (1278, 199888), (1488, 171678), (1612, 158472), (1704, 149916), (1846, 138384), (1872, 136462), (1922, 132912), (2201, 116064), (2232, 114452), (2272, 112437), (2418, 105648), (2556, 99944), (2769, 92256), (2883, 88608), (2976, 85839), (3224, 79236), (3408, 74958), (3627, 70432), (3692, 69192), (3744, 68231), (3844, 66456), (4402, 58032), (4464, 57226), (4836, 52824), (5112, 49972), (5538, 46128), (5766, 44304), (6448, 39618), (6603, 38688), (6816, 37479), (7254, 35216), (7384, 34596), (7688, 33228), (8307, 30752), (8649, 29536), (8804, 29016), (8928, 28613), (9672, 26412), (10224, 24986), (11076, 23064), (11532, 22152), (12493, 20448), (12896, 19809), (13206, 19344), (14508, 17608), (14768, 17298), (15376, 16614)]