388689408

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:965

約数の個数: 160

約数和(自身を含む): 1188971520

約数和(自身を除く): 800282112

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, 512, 558, 576, 744, 768, 837, 864, 907, 992, 1116, 1152, 1488, 1536, 1674, 1728, 1814, 1984, 2232, 2304, 2721, 2976, 3348, 3456, 3628, 3968, 4464, 4608, 5442, 5952, 6696, 6912, 7256, 7936, 8163, 8928, 10884, 11904, 13392, 13824, 14512, 15872, 16326, 17856, 21768, 23808, 24489, 26784, 28117, 29024, 32652, 35712, 43536, 47616, 48978, 53568, 56234, 58048, 65304, 71424, 84351, 87072, 97956, 107136, 112468, 116096, 130608, 142848, 168702, 174144, 195912, 214272, 224936, 232192, 253053, 261216, 337404, 348288, 391824, 428544, 449872, 464384, 506106, 522432, 674808, 696576, 759159, 783648, 899744, 1012212, 1044864, 1349616, 1393152, 1518318, 1567296, 1799488, 2024424, 2089728, 2699232, 3036636, 3134592, 3598976, 4048848, 4179456, 5398464, 6073272, 6269184, 7197952, 8097696, 10796928, 12146544, 12538368, 14395904, 16195392, 21593856, 24293088, 32390784, 43187712, 48586176, 64781568, 97172352, 129563136, 194344704, 388689408]

約数ペア:

[(1, 388689408), (2, 194344704), (3, 129563136), (4, 97172352), (6, 64781568), (8, 48586176), (9, 43187712), (12, 32390784), (16, 24293088), (18, 21593856), (24, 16195392), (27, 14395904), (31, 12538368), (32, 12146544), (36, 10796928), (48, 8097696), (54, 7197952), (62, 6269184), (64, 6073272), (72, 5398464), (93, 4179456), (96, 4048848), (108, 3598976), (124, 3134592), (128, 3036636), (144, 2699232), (186, 2089728), (192, 2024424), (216, 1799488), (248, 1567296), (256, 1518318), (279, 1393152), (288, 1349616), (372, 1044864), (384, 1012212), (432, 899744), (496, 783648), (512, 759159), (558, 696576), (576, 674808), (744, 522432), (768, 506106), (837, 464384), (864, 449872), (907, 428544), (992, 391824), (1116, 348288), (1152, 337404), (1488, 261216), (1536, 253053), (1674, 232192), (1728, 224936), (1814, 214272), (1984, 195912), (2232, 174144), (2304, 168702), (2721, 142848), (2976, 130608), (3348, 116096), (3456, 112468), (3628, 107136), (3968, 97956), (4464, 87072), (4608, 84351), (5442, 71424), (5952, 65304), (6696, 58048), (6912, 56234), (7256, 53568), (7936, 48978), (8163, 47616), (8928, 43536), (10884, 35712), (11904, 32652), (13392, 29024), (13824, 28117), (14512, 26784), (15872, 24489), (16326, 23808), (17856, 21768)]