318217728

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 160

約数和(自身を含む): 901942272

約数和(自身を除く): 583724544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 41, 48, 62, 64, 82, 93, 96, 123, 124, 128, 163, 164, 186, 192, 246, 248, 256, 326, 328, 372, 384, 489, 492, 496, 512, 652, 656, 744, 768, 978, 984, 992, 1271, 1304, 1312, 1488, 1536, 1956, 1968, 1984, 2542, 2608, 2624, 2976, 3813, 3912, 3936, 3968, 5053, 5084, 5216, 5248, 5952, 6683, 7626, 7824, 7872, 7936, 10106, 10168, 10432, 10496, 11904, 13366, 15159, 15252, 15648, 15744, 15872, 20049, 20212, 20336, 20864, 20992, 23808, 26732, 30318, 30504, 31296, 31488, 40098, 40424, 40672, 41728, 47616, 53464, 60636, 61008, 62592, 62976, 80196, 80848, 81344, 83456, 106928, 121272, 122016, 125184, 160392, 161696, 162688, 207173, 213856, 242544, 244032, 250368, 320784, 323392, 325376, 414346, 427712, 485088, 488064, 621519, 641568, 646784, 650752, 828692, 855424, 970176, 976128, 1243038, 1283136, 1293568, 1657384, 1710848, 1940352, 1952256, 2486076, 2566272, 2587136, 3314768, 3421696, 3880704, 4972152, 5132544, 6629536, 7761408, 9944304, 10265088, 13259072, 19888608, 26518144, 39777216, 53036288, 79554432, 106072576, 159108864, 318217728]

約数ペア:

[(1, 318217728), (2, 159108864), (3, 106072576), (4, 79554432), (6, 53036288), (8, 39777216), (12, 26518144), (16, 19888608), (24, 13259072), (31, 10265088), (32, 9944304), (41, 7761408), (48, 6629536), (62, 5132544), (64, 4972152), (82, 3880704), (93, 3421696), (96, 3314768), (123, 2587136), (124, 2566272), (128, 2486076), (163, 1952256), (164, 1940352), (186, 1710848), (192, 1657384), (246, 1293568), (248, 1283136), (256, 1243038), (326, 976128), (328, 970176), (372, 855424), (384, 828692), (489, 650752), (492, 646784), (496, 641568), (512, 621519), (652, 488064), (656, 485088), (744, 427712), (768, 414346), (978, 325376), (984, 323392), (992, 320784), (1271, 250368), (1304, 244032), (1312, 242544), (1488, 213856), (1536, 207173), (1956, 162688), (1968, 161696), (1984, 160392), (2542, 125184), (2608, 122016), (2624, 121272), (2976, 106928), (3813, 83456), (3912, 81344), (3936, 80848), (3968, 80196), (5053, 62976), (5084, 62592), (5216, 61008), (5248, 60636), (5952, 53464), (6683, 47616), (7626, 41728), (7824, 40672), (7872, 40424), (7936, 40098), (10106, 31488), (10168, 31296), (10432, 30504), (10496, 30318), (11904, 26732), (13366, 23808), (15159, 20992), (15252, 20864), (15648, 20336), (15744, 20212), (15872, 20049)]