213843456

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 160

約数和(自身を含む): 654720000

約数和(自身を除く): 440876544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 256, 279, 288, 372, 384, 432, 496, 499, 512, 558, 576, 744, 768, 837, 864, 992, 998, 1116, 1152, 1488, 1497, 1536, 1674, 1728, 1984, 1996, 2232, 2304, 2976, 2994, 3348, 3456, 3968, 3992, 4464, 4491, 4608, 5952, 5988, 6696, 6912, 7936, 7984, 8928, 8982, 11904, 11976, 13392, 13473, 13824, 15469, 15872, 15968, 17856, 17964, 23808, 23952, 26784, 26946, 30938, 31936, 35712, 35928, 46407, 47616, 47904, 53568, 53892, 61876, 63872, 71424, 71856, 92814, 95808, 107136, 107784, 123752, 127744, 139221, 142848, 143712, 185628, 191616, 214272, 215568, 247504, 255488, 278442, 287424, 371256, 383232, 417663, 428544, 431136, 495008, 556884, 574848, 742512, 766464, 835326, 862272, 990016, 1113768, 1149696, 1485024, 1670652, 1724544, 1980032, 2227536, 2299392, 2970048, 3341304, 3449088, 3960064, 4455072, 5940096, 6682608, 6898176, 7920128, 8910144, 11880192, 13365216, 17820288, 23760384, 26730432, 35640576, 53460864, 71281152, 106921728, 213843456]

約数ペア:

[(1, 213843456), (2, 106921728), (3, 71281152), (4, 53460864), (6, 35640576), (8, 26730432), (9, 23760384), (12, 17820288), (16, 13365216), (18, 11880192), (24, 8910144), (27, 7920128), (31, 6898176), (32, 6682608), (36, 5940096), (48, 4455072), (54, 3960064), (62, 3449088), (64, 3341304), (72, 2970048), (93, 2299392), (96, 2227536), (108, 1980032), (124, 1724544), (128, 1670652), (144, 1485024), (186, 1149696), (192, 1113768), (216, 990016), (248, 862272), (256, 835326), (279, 766464), (288, 742512), (372, 574848), (384, 556884), (432, 495008), (496, 431136), (499, 428544), (512, 417663), (558, 383232), (576, 371256), (744, 287424), (768, 278442), (837, 255488), (864, 247504), (992, 215568), (998, 214272), (1116, 191616), (1152, 185628), (1488, 143712), (1497, 142848), (1536, 139221), (1674, 127744), (1728, 123752), (1984, 107784), (1996, 107136), (2232, 95808), (2304, 92814), (2976, 71856), (2994, 71424), (3348, 63872), (3456, 61876), (3968, 53892), (3992, 53568), (4464, 47904), (4491, 47616), (4608, 46407), (5952, 35928), (5988, 35712), (6696, 31936), (6912, 30938), (7936, 26946), (7984, 26784), (8928, 23952), (8982, 23808), (11904, 17964), (11976, 17856), (13392, 15968), (13473, 15872), (13824, 15469)]