245997648

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 240

約数和(自身を含む): 798726656

約数和(自身を除く): 552729008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 36, 39, 48, 52, 54, 62, 72, 78, 81, 93, 104, 108, 117, 124, 144, 156, 157, 162, 186, 208, 216, 234, 243, 248, 279, 312, 314, 324, 351, 372, 403, 432, 468, 471, 486, 496, 558, 624, 628, 648, 702, 744, 806, 837, 936, 942, 972, 1053, 1116, 1209, 1256, 1296, 1404, 1413, 1488, 1612, 1674, 1872, 1884, 1944, 2041, 2106, 2232, 2418, 2511, 2512, 2808, 2826, 3159, 3224, 3348, 3627, 3768, 3888, 4082, 4212, 4239, 4464, 4836, 4867, 5022, 5616, 5652, 6123, 6318, 6448, 6696, 7254, 7533, 7536, 8164, 8424, 8478, 9672, 9734, 10044, 10881, 11304, 12246, 12636, 12717, 13392, 14508, 14601, 15066, 16328, 16848, 16956, 18369, 19344, 19468, 20088, 21762, 22608, 24492, 25272, 25434, 29016, 29202, 30132, 32643, 32656, 33912, 36738, 38151, 38936, 40176, 43524, 43803, 48984, 50544, 50868, 55107, 58032, 58404, 60264, 63271, 65286, 67824, 73476, 76302, 77872, 87048, 87606, 97929, 97968, 101736, 110214, 116808, 120528, 126542, 130572, 131409, 146952, 152604, 165321, 174096, 175212, 189813, 195858, 203472, 220428, 233616, 253084, 261144, 262818, 293904, 305208, 330642, 350424, 379626, 391716, 394227, 440856, 495963, 506168, 522288, 525636, 569439, 610416, 661284, 700848, 759252, 783432, 788454, 881712, 991926, 1012336, 1051272, 1138878, 1182681, 1322568, 1518504, 1566864, 1576908, 1708317, 1983852, 2102544, 2277756, 2365362, 2645136, 3037008, 3153816, 3416634, 3967704, 4555512, 4730724, 5124951, 6307632, 6833268, 7935408, 9111024, 9461448, 10249902, 13666536, 15374853, 18922896, 20499804, 27333072, 30749706, 40999608, 61499412, 81999216, 122998824, 245997648]

約数ペア:

[(1, 245997648), (2, 122998824), (3, 81999216), (4, 61499412), (6, 40999608), (8, 30749706), (9, 27333072), (12, 20499804), (13, 18922896), (16, 15374853), (18, 13666536), (24, 10249902), (26, 9461448), (27, 9111024), (31, 7935408), (36, 6833268), (39, 6307632), (48, 5124951), (52, 4730724), (54, 4555512), (62, 3967704), (72, 3416634), (78, 3153816), (81, 3037008), (93, 2645136), (104, 2365362), (108, 2277756), (117, 2102544), (124, 1983852), (144, 1708317), (156, 1576908), (157, 1566864), (162, 1518504), (186, 1322568), (208, 1182681), (216, 1138878), (234, 1051272), (243, 1012336), (248, 991926), (279, 881712), (312, 788454), (314, 783432), (324, 759252), (351, 700848), (372, 661284), (403, 610416), (432, 569439), (468, 525636), (471, 522288), (486, 506168), (496, 495963), (558, 440856), (624, 394227), (628, 391716), (648, 379626), (702, 350424), (744, 330642), (806, 305208), (837, 293904), (936, 262818), (942, 261144), (972, 253084), (1053, 233616), (1116, 220428), (1209, 203472), (1256, 195858), (1296, 189813), (1404, 175212), (1413, 174096), (1488, 165321), (1612, 152604), (1674, 146952), (1872, 131409), (1884, 130572), (1944, 126542), (2041, 120528), (2106, 116808), (2232, 110214), (2418, 101736), (2511, 97968), (2512, 97929), (2808, 87606), (2826, 87048), (3159, 77872), (3224, 76302), (3348, 73476), (3627, 67824), (3768, 65286), (3888, 63271), (4082, 60264), (4212, 58404), (4239, 58032), (4464, 55107), (4836, 50868), (4867, 50544), (5022, 48984), (5616, 43803), (5652, 43524), (6123, 40176), (6318, 38936), (6448, 38151), (6696, 36738), (7254, 33912), (7533, 32656), (7536, 32643), (8164, 30132), (8424, 29202), (8478, 29016), (9672, 25434), (9734, 25272), (10044, 24492), (10881, 22608), (11304, 21762), (12246, 20088), (12636, 19468), (12717, 19344), (13392, 18369), (14508, 16956), (14601, 16848), (15066, 16328)]