278137728

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 192

約数和(自身を含む): 893617920

約数和(自身を除く): 615480192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 47, 48, 64, 66, 72, 88, 94, 96, 99, 128, 132, 141, 144, 176, 188, 192, 198, 264, 282, 288, 352, 376, 384, 396, 423, 467, 517, 528, 564, 576, 704, 752, 792, 846, 934, 1034, 1056, 1128, 1152, 1401, 1408, 1504, 1551, 1584, 1692, 1868, 2068, 2112, 2256, 2802, 3008, 3102, 3168, 3384, 3736, 4136, 4203, 4224, 4512, 4653, 5137, 5604, 6016, 6204, 6336, 6768, 7472, 8272, 8406, 9024, 9306, 10274, 11208, 12408, 12672, 13536, 14944, 15411, 16544, 16812, 18048, 18612, 20548, 21949, 22416, 24816, 27072, 29888, 30822, 33088, 33624, 37224, 41096, 43898, 44832, 46233, 49632, 54144, 59776, 61644, 65847, 66176, 67248, 74448, 82192, 87796, 89664, 92466, 99264, 123288, 131694, 134496, 148896, 164384, 175592, 179328, 184932, 197541, 198528, 241439, 246576, 263388, 268992, 297792, 328768, 351184, 369864, 395082, 482878, 493152, 526776, 537984, 595584, 657536, 702368, 724317, 739728, 790164, 965756, 986304, 1053552, 1404736, 1448634, 1479456, 1580328, 1931512, 1972608, 2107104, 2172951, 2809472, 2897268, 2958912, 3160656, 3863024, 4214208, 4345902, 5794536, 5917824, 6321312, 7726048, 8428416, 8691804, 11589072, 12642624, 15452096, 17383608, 23178144, 25285248, 30904192, 34767216, 46356288, 69534432, 92712576, 139068864, 278137728]

約数ペア:

[(1, 278137728), (2, 139068864), (3, 92712576), (4, 69534432), (6, 46356288), (8, 34767216), (9, 30904192), (11, 25285248), (12, 23178144), (16, 17383608), (18, 15452096), (22, 12642624), (24, 11589072), (32, 8691804), (33, 8428416), (36, 7726048), (44, 6321312), (47, 5917824), (48, 5794536), (64, 4345902), (66, 4214208), (72, 3863024), (88, 3160656), (94, 2958912), (96, 2897268), (99, 2809472), (128, 2172951), (132, 2107104), (141, 1972608), (144, 1931512), (176, 1580328), (188, 1479456), (192, 1448634), (198, 1404736), (264, 1053552), (282, 986304), (288, 965756), (352, 790164), (376, 739728), (384, 724317), (396, 702368), (423, 657536), (467, 595584), (517, 537984), (528, 526776), (564, 493152), (576, 482878), (704, 395082), (752, 369864), (792, 351184), (846, 328768), (934, 297792), (1034, 268992), (1056, 263388), (1128, 246576), (1152, 241439), (1401, 198528), (1408, 197541), (1504, 184932), (1551, 179328), (1584, 175592), (1692, 164384), (1868, 148896), (2068, 134496), (2112, 131694), (2256, 123288), (2802, 99264), (3008, 92466), (3102, 89664), (3168, 87796), (3384, 82192), (3736, 74448), (4136, 67248), (4203, 66176), (4224, 65847), (4512, 61644), (4653, 59776), (5137, 54144), (5604, 49632), (6016, 46233), (6204, 44832), (6336, 43898), (6768, 41096), (7472, 37224), (8272, 33624), (8406, 33088), (9024, 30822), (9306, 29888), (10274, 27072), (11208, 24816), (12408, 22416), (12672, 21949), (13536, 20548), (14944, 18612), (15411, 18048), (16544, 16812)]