321193728

素因数分解:

$2^8\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1555

約数の個数: 144

約数和(自身を含む): 981120000

約数和(自身を除く): 659926272

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, 558, 576, 744, 768, 837, 864, 992, 1116, 1152, 1488, 1499, 1674, 1728, 1984, 2232, 2304, 2976, 2998, 3348, 3456, 3968, 4464, 4497, 5952, 5996, 6696, 6912, 7936, 8928, 8994, 11904, 11992, 13392, 13491, 17856, 17988, 23808, 23984, 26784, 26982, 35712, 35976, 40473, 46469, 47968, 53568, 53964, 71424, 71952, 80946, 92938, 95936, 107136, 107928, 139407, 143904, 161892, 185876, 191872, 214272, 215856, 278814, 287808, 323784, 371752, 383744, 418221, 431712, 557628, 575616, 647568, 743504, 836442, 863424, 1115256, 1151232, 1254663, 1295136, 1487008, 1672884, 1726848, 2230512, 2509326, 2590272, 2974016, 3345768, 3453696, 4461024, 5018652, 5180544, 5948032, 6691536, 8922048, 10037304, 10361088, 11896064, 13383072, 17844096, 20074608, 26766144, 35688192, 40149216, 53532288, 80298432, 107064576, 160596864, 321193728]

約数ペア:

[(1, 321193728), (2, 160596864), (3, 107064576), (4, 80298432), (6, 53532288), (8, 40149216), (9, 35688192), (12, 26766144), (16, 20074608), (18, 17844096), (24, 13383072), (27, 11896064), (31, 10361088), (32, 10037304), (36, 8922048), (48, 6691536), (54, 5948032), (62, 5180544), (64, 5018652), (72, 4461024), (93, 3453696), (96, 3345768), (108, 2974016), (124, 2590272), (128, 2509326), (144, 2230512), (186, 1726848), (192, 1672884), (216, 1487008), (248, 1295136), (256, 1254663), (279, 1151232), (288, 1115256), (372, 863424), (384, 836442), (432, 743504), (496, 647568), (558, 575616), (576, 557628), (744, 431712), (768, 418221), (837, 383744), (864, 371752), (992, 323784), (1116, 287808), (1152, 278814), (1488, 215856), (1499, 214272), (1674, 191872), (1728, 185876), (1984, 161892), (2232, 143904), (2304, 139407), (2976, 107928), (2998, 107136), (3348, 95936), (3456, 92938), (3968, 80946), (4464, 71952), (4497, 71424), (5952, 53964), (5996, 53568), (6696, 47968), (6912, 46469), (7936, 40473), (8928, 35976), (8994, 35712), (11904, 26982), (11992, 26784), (13392, 23984), (13491, 23808), (17856, 17988)]