221467968

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 168

約数和(自身を含む): 667796480

約数和(自身を除く): 446328512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 79, 93, 96, 124, 144, 157, 158, 186, 192, 237, 248, 279, 288, 314, 316, 372, 471, 474, 496, 558, 576, 628, 632, 711, 744, 942, 948, 992, 1116, 1256, 1264, 1413, 1422, 1488, 1884, 1896, 1984, 2232, 2449, 2512, 2528, 2826, 2844, 2976, 3768, 3792, 4464, 4867, 4898, 5024, 5056, 5652, 5688, 5952, 7347, 7536, 7584, 8928, 9734, 9796, 10048, 11304, 11376, 12403, 14601, 14694, 15072, 15168, 17856, 19468, 19592, 22041, 22608, 22752, 24806, 29202, 29388, 30144, 37209, 38936, 39184, 43803, 44082, 45216, 45504, 49612, 58404, 58776, 74418, 77872, 78368, 87606, 88164, 90432, 99224, 111627, 116808, 117552, 148836, 155744, 156736, 175212, 176328, 198448, 223254, 233616, 235104, 297672, 311488, 350424, 352656, 384493, 396896, 446508, 467232, 470208, 595344, 700848, 705312, 768986, 793792, 893016, 934464, 1153479, 1190688, 1401696, 1410624, 1537972, 1786032, 2306958, 2381376, 2803392, 3075944, 3460437, 3572064, 4613916, 6151888, 6920874, 7144128, 9227832, 12303776, 13841748, 18455664, 24607552, 27683496, 36911328, 55366992, 73822656, 110733984, 221467968]

約数ペア:

[(1, 221467968), (2, 110733984), (3, 73822656), (4, 55366992), (6, 36911328), (8, 27683496), (9, 24607552), (12, 18455664), (16, 13841748), (18, 12303776), (24, 9227832), (31, 7144128), (32, 6920874), (36, 6151888), (48, 4613916), (62, 3572064), (64, 3460437), (72, 3075944), (79, 2803392), (93, 2381376), (96, 2306958), (124, 1786032), (144, 1537972), (157, 1410624), (158, 1401696), (186, 1190688), (192, 1153479), (237, 934464), (248, 893016), (279, 793792), (288, 768986), (314, 705312), (316, 700848), (372, 595344), (471, 470208), (474, 467232), (496, 446508), (558, 396896), (576, 384493), (628, 352656), (632, 350424), (711, 311488), (744, 297672), (942, 235104), (948, 233616), (992, 223254), (1116, 198448), (1256, 176328), (1264, 175212), (1413, 156736), (1422, 155744), (1488, 148836), (1884, 117552), (1896, 116808), (1984, 111627), (2232, 99224), (2449, 90432), (2512, 88164), (2528, 87606), (2826, 78368), (2844, 77872), (2976, 74418), (3768, 58776), (3792, 58404), (4464, 49612), (4867, 45504), (4898, 45216), (5024, 44082), (5056, 43803), (5652, 39184), (5688, 38936), (5952, 37209), (7347, 30144), (7536, 29388), (7584, 29202), (8928, 24806), (9734, 22752), (9796, 22608), (10048, 22041), (11304, 19592), (11376, 19468), (12403, 17856), (14601, 15168), (14694, 15072)]