221438208

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 621637632

約数和(自身を除く): 400199424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 71, 93, 96, 124, 128, 131, 142, 186, 192, 213, 248, 256, 262, 284, 372, 384, 393, 426, 496, 524, 568, 744, 768, 786, 852, 992, 1048, 1136, 1488, 1572, 1704, 1984, 2096, 2201, 2272, 2976, 3144, 3408, 3968, 4061, 4192, 4402, 4544, 5952, 6288, 6603, 6816, 7936, 8122, 8384, 8804, 9088, 9301, 11904, 12183, 12576, 13206, 13632, 16244, 16768, 17608, 18176, 18602, 23808, 24366, 25152, 26412, 27264, 27903, 32488, 33536, 35216, 37204, 48732, 50304, 52824, 54528, 55806, 64976, 70432, 74408, 97464, 100608, 105648, 111612, 129952, 140864, 148816, 194928, 211296, 223224, 259904, 281728, 288331, 297632, 389856, 422592, 446448, 519808, 563456, 576662, 595264, 779712, 845184, 864993, 892896, 1039616, 1153324, 1190528, 1559424, 1690368, 1729986, 1785792, 2306648, 2381056, 3118848, 3459972, 3571584, 4613296, 6919944, 7143168, 9226592, 13839888, 18453184, 27679776, 36906368, 55359552, 73812736, 110719104, 221438208]

約数ペア:

[(1, 221438208), (2, 110719104), (3, 73812736), (4, 55359552), (6, 36906368), (8, 27679776), (12, 18453184), (16, 13839888), (24, 9226592), (31, 7143168), (32, 6919944), (48, 4613296), (62, 3571584), (64, 3459972), (71, 3118848), (93, 2381056), (96, 2306648), (124, 1785792), (128, 1729986), (131, 1690368), (142, 1559424), (186, 1190528), (192, 1153324), (213, 1039616), (248, 892896), (256, 864993), (262, 845184), (284, 779712), (372, 595264), (384, 576662), (393, 563456), (426, 519808), (496, 446448), (524, 422592), (568, 389856), (744, 297632), (768, 288331), (786, 281728), (852, 259904), (992, 223224), (1048, 211296), (1136, 194928), (1488, 148816), (1572, 140864), (1704, 129952), (1984, 111612), (2096, 105648), (2201, 100608), (2272, 97464), (2976, 74408), (3144, 70432), (3408, 64976), (3968, 55806), (4061, 54528), (4192, 52824), (4402, 50304), (4544, 48732), (5952, 37204), (6288, 35216), (6603, 33536), (6816, 32488), (7936, 27903), (8122, 27264), (8384, 26412), (8804, 25152), (9088, 24366), (9301, 23808), (11904, 18602), (12183, 18176), (12576, 17608), (13206, 16768), (13632, 16244)]