198963456

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 559630848

約数和(自身を除く): 360667392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 61, 62, 64, 93, 96, 122, 124, 128, 137, 183, 186, 192, 244, 248, 256, 274, 366, 372, 384, 411, 488, 496, 548, 732, 744, 768, 822, 976, 992, 1096, 1464, 1488, 1644, 1891, 1952, 1984, 2192, 2928, 2976, 3288, 3782, 3904, 3968, 4247, 4384, 5673, 5856, 5952, 6576, 7564, 7808, 7936, 8357, 8494, 8768, 11346, 11712, 11904, 12741, 13152, 15128, 15616, 16714, 16988, 17536, 22692, 23424, 23808, 25071, 25482, 26304, 30256, 33428, 33976, 35072, 45384, 46848, 50142, 50964, 52608, 60512, 66856, 67952, 90768, 100284, 101928, 105216, 121024, 133712, 135904, 181536, 200568, 203856, 242048, 259067, 267424, 271808, 363072, 401136, 407712, 484096, 518134, 534848, 543616, 726144, 777201, 802272, 815424, 1036268, 1069696, 1087232, 1452288, 1554402, 1604544, 1630848, 2072536, 2139392, 3108804, 3209088, 3261696, 4145072, 6217608, 6418176, 8290144, 12435216, 16580288, 24870432, 33160576, 49740864, 66321152, 99481728, 198963456]

約数ペア:

[(1, 198963456), (2, 99481728), (3, 66321152), (4, 49740864), (6, 33160576), (8, 24870432), (12, 16580288), (16, 12435216), (24, 8290144), (31, 6418176), (32, 6217608), (48, 4145072), (61, 3261696), (62, 3209088), (64, 3108804), (93, 2139392), (96, 2072536), (122, 1630848), (124, 1604544), (128, 1554402), (137, 1452288), (183, 1087232), (186, 1069696), (192, 1036268), (244, 815424), (248, 802272), (256, 777201), (274, 726144), (366, 543616), (372, 534848), (384, 518134), (411, 484096), (488, 407712), (496, 401136), (548, 363072), (732, 271808), (744, 267424), (768, 259067), (822, 242048), (976, 203856), (992, 200568), (1096, 181536), (1464, 135904), (1488, 133712), (1644, 121024), (1891, 105216), (1952, 101928), (1984, 100284), (2192, 90768), (2928, 67952), (2976, 66856), (3288, 60512), (3782, 52608), (3904, 50964), (3968, 50142), (4247, 46848), (4384, 45384), (5673, 35072), (5856, 33976), (5952, 33428), (6576, 30256), (7564, 26304), (7808, 25482), (7936, 25071), (8357, 23808), (8494, 23424), (8768, 22692), (11346, 17536), (11712, 16988), (11904, 16714), (12741, 15616), (13152, 15128)]