320765184

素因数分解:

$2^8\times 3^4\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:558

約数の個数: 180

約数和(自身を含む): 989296000

約数和(自身を除く): 668530816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 216, 248, 256, 279, 288, 324, 372, 384, 432, 496, 499, 558, 576, 648, 744, 768, 837, 864, 992, 998, 1116, 1152, 1296, 1488, 1497, 1674, 1728, 1984, 1996, 2232, 2304, 2511, 2592, 2976, 2994, 3348, 3456, 3968, 3992, 4464, 4491, 5022, 5184, 5952, 5988, 6696, 6912, 7936, 7984, 8928, 8982, 10044, 10368, 11904, 11976, 13392, 13473, 15469, 15968, 17856, 17964, 20088, 20736, 23808, 23952, 26784, 26946, 30938, 31936, 35712, 35928, 40176, 40419, 46407, 47904, 53568, 53892, 61876, 63872, 71424, 71856, 80352, 80838, 92814, 95808, 107136, 107784, 123752, 127744, 139221, 143712, 160704, 161676, 185628, 191616, 214272, 215568, 247504, 278442, 287424, 321408, 323352, 371256, 383232, 417663, 431136, 495008, 556884, 574848, 642816, 646704, 742512, 835326, 862272, 990016, 1113768, 1149696, 1252989, 1293408, 1485024, 1670652, 1724544, 1980032, 2227536, 2505978, 2586816, 2970048, 3341304, 3449088, 3960064, 4455072, 5011956, 5173632, 5940096, 6682608, 8910144, 10023912, 10347264, 11880192, 13365216, 17820288, 20047824, 26730432, 35640576, 40095648, 53460864, 80191296, 106921728, 160382592, 320765184]

約数ペア:

[(1, 320765184), (2, 160382592), (3, 106921728), (4, 80191296), (6, 53460864), (8, 40095648), (9, 35640576), (12, 26730432), (16, 20047824), (18, 17820288), (24, 13365216), (27, 11880192), (31, 10347264), (32, 10023912), (36, 8910144), (48, 6682608), (54, 5940096), (62, 5173632), (64, 5011956), (72, 4455072), (81, 3960064), (93, 3449088), (96, 3341304), (108, 2970048), (124, 2586816), (128, 2505978), (144, 2227536), (162, 1980032), (186, 1724544), (192, 1670652), (216, 1485024), (248, 1293408), (256, 1252989), (279, 1149696), (288, 1113768), (324, 990016), (372, 862272), (384, 835326), (432, 742512), (496, 646704), (499, 642816), (558, 574848), (576, 556884), (648, 495008), (744, 431136), (768, 417663), (837, 383232), (864, 371256), (992, 323352), (998, 321408), (1116, 287424), (1152, 278442), (1296, 247504), (1488, 215568), (1497, 214272), (1674, 191616), (1728, 185628), (1984, 161676), (1996, 160704), (2232, 143712), (2304, 139221), (2511, 127744), (2592, 123752), (2976, 107784), (2994, 107136), (3348, 95808), (3456, 92814), (3968, 80838), (3992, 80352), (4464, 71856), (4491, 71424), (5022, 63872), (5184, 61876), (5952, 53892), (5988, 53568), (6696, 47904), (6912, 46407), (7936, 40419), (7984, 40176), (8928, 35928), (8982, 35712), (10044, 31936), (10368, 30938), (11904, 26946), (11976, 26784), (13392, 23952), (13473, 23808), (15469, 20736), (15968, 20088), (17856, 17964)]