216557568

素因数分解:

$2^{11}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 647337600

約数和(自身を除く): 430780032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 379, 384, 496, 512, 558, 576, 744, 758, 768, 992, 1024, 1116, 1137, 1152, 1488, 1516, 1536, 1984, 2048, 2232, 2274, 2304, 2976, 3032, 3072, 3411, 3968, 4464, 4548, 4608, 5952, 6064, 6144, 6822, 7936, 8928, 9096, 9216, 11749, 11904, 12128, 13644, 15872, 17856, 18192, 18432, 23498, 23808, 24256, 27288, 31744, 35247, 35712, 36384, 46996, 47616, 48512, 54576, 63488, 70494, 71424, 72768, 93992, 95232, 97024, 105741, 109152, 140988, 142848, 145536, 187984, 190464, 194048, 211482, 218304, 281976, 285696, 291072, 375968, 388096, 422964, 436608, 563952, 571392, 582144, 751936, 776192, 845928, 873216, 1127904, 1164288, 1503872, 1691856, 1746432, 2255808, 2328576, 3007744, 3383712, 3492864, 4511616, 6015488, 6767424, 6985728, 9023232, 12030976, 13534848, 18046464, 24061952, 27069696, 36092928, 54139392, 72185856, 108278784, 216557568]

約数ペア:

[(1, 216557568), (2, 108278784), (3, 72185856), (4, 54139392), (6, 36092928), (8, 27069696), (9, 24061952), (12, 18046464), (16, 13534848), (18, 12030976), (24, 9023232), (31, 6985728), (32, 6767424), (36, 6015488), (48, 4511616), (62, 3492864), (64, 3383712), (72, 3007744), (93, 2328576), (96, 2255808), (124, 1746432), (128, 1691856), (144, 1503872), (186, 1164288), (192, 1127904), (248, 873216), (256, 845928), (279, 776192), (288, 751936), (372, 582144), (379, 571392), (384, 563952), (496, 436608), (512, 422964), (558, 388096), (576, 375968), (744, 291072), (758, 285696), (768, 281976), (992, 218304), (1024, 211482), (1116, 194048), (1137, 190464), (1152, 187984), (1488, 145536), (1516, 142848), (1536, 140988), (1984, 109152), (2048, 105741), (2232, 97024), (2274, 95232), (2304, 93992), (2976, 72768), (3032, 71424), (3072, 70494), (3411, 63488), (3968, 54576), (4464, 48512), (4548, 47616), (4608, 46996), (5952, 36384), (6064, 35712), (6144, 35247), (6822, 31744), (7936, 27288), (8928, 24256), (9096, 23808), (9216, 23498), (11749, 18432), (11904, 18192), (12128, 17856), (13644, 15872)]