278785728

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1263

約数の個数: 168

約数和(自身を含む): 889056896

約数和(自身を除く): 610271168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 192, 208, 234, 248, 279, 288, 312, 372, 403, 416, 468, 496, 558, 576, 624, 744, 806, 832, 936, 992, 1116, 1201, 1209, 1248, 1488, 1612, 1872, 1984, 2232, 2402, 2418, 2496, 2976, 3224, 3603, 3627, 3744, 4464, 4804, 4836, 5952, 6448, 7206, 7254, 7488, 8928, 9608, 9672, 10809, 12896, 14412, 14508, 15613, 17856, 19216, 19344, 21618, 25792, 28824, 29016, 31226, 37231, 38432, 38688, 43236, 46839, 57648, 58032, 62452, 74462, 76864, 77376, 86472, 93678, 111693, 115296, 116064, 124904, 140517, 148924, 172944, 187356, 223386, 230592, 232128, 249808, 281034, 297848, 335079, 345888, 374712, 446772, 484003, 499616, 562068, 595696, 670158, 691776, 749424, 893544, 968006, 999232, 1124136, 1191392, 1340316, 1452009, 1498848, 1787088, 1936012, 2248272, 2382784, 2680632, 2904018, 2997696, 3574176, 3872024, 4356027, 4496544, 5361264, 5808036, 7148352, 7744048, 8712054, 8993088, 10722528, 11616072, 15488096, 17424108, 21445056, 23232144, 30976192, 34848216, 46464288, 69696432, 92928576, 139392864, 278785728]

約数ペア:

[(1, 278785728), (2, 139392864), (3, 92928576), (4, 69696432), (6, 46464288), (8, 34848216), (9, 30976192), (12, 23232144), (13, 21445056), (16, 17424108), (18, 15488096), (24, 11616072), (26, 10722528), (31, 8993088), (32, 8712054), (36, 7744048), (39, 7148352), (48, 5808036), (52, 5361264), (62, 4496544), (64, 4356027), (72, 3872024), (78, 3574176), (93, 2997696), (96, 2904018), (104, 2680632), (117, 2382784), (124, 2248272), (144, 1936012), (156, 1787088), (186, 1498848), (192, 1452009), (208, 1340316), (234, 1191392), (248, 1124136), (279, 999232), (288, 968006), (312, 893544), (372, 749424), (403, 691776), (416, 670158), (468, 595696), (496, 562068), (558, 499616), (576, 484003), (624, 446772), (744, 374712), (806, 345888), (832, 335079), (936, 297848), (992, 281034), (1116, 249808), (1201, 232128), (1209, 230592), (1248, 223386), (1488, 187356), (1612, 172944), (1872, 148924), (1984, 140517), (2232, 124904), (2402, 116064), (2418, 115296), (2496, 111693), (2976, 93678), (3224, 86472), (3603, 77376), (3627, 76864), (3744, 74462), (4464, 62452), (4804, 58032), (4836, 57648), (5952, 46839), (6448, 43236), (7206, 38688), (7254, 38432), (7488, 37231), (8928, 31226), (9608, 29016), (9672, 28824), (10809, 25792), (12896, 21618), (14412, 19344), (14508, 19216), (15613, 17856)]