278011008

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 256

約数和(自身を含む): 916531200

約数和(自身を除く): 638520192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 71, 72, 88, 96, 99, 103, 108, 128, 132, 142, 144, 176, 192, 198, 206, 213, 216, 264, 284, 288, 297, 309, 352, 384, 396, 412, 426, 432, 528, 568, 576, 594, 618, 639, 704, 781, 792, 824, 852, 864, 927, 1056, 1133, 1136, 1152, 1188, 1236, 1278, 1408, 1562, 1584, 1648, 1704, 1728, 1854, 1917, 2112, 2266, 2272, 2343, 2376, 2472, 2556, 2781, 3124, 3168, 3296, 3399, 3408, 3456, 3708, 3834, 4224, 4532, 4544, 4686, 4752, 4944, 5112, 5562, 6248, 6336, 6592, 6798, 6816, 7029, 7313, 7416, 7668, 9064, 9088, 9372, 9504, 9888, 10197, 10224, 11124, 12496, 12672, 13184, 13596, 13632, 14058, 14626, 14832, 15336, 18128, 18744, 19008, 19776, 20394, 20448, 21087, 21939, 22248, 24992, 27192, 27264, 28116, 29252, 29664, 30591, 30672, 36256, 37488, 38016, 39552, 40788, 40896, 42174, 43878, 44496, 49984, 54384, 56232, 58504, 59328, 61182, 61344, 65817, 72512, 74976, 80443, 81576, 81792, 84348, 87756, 88992, 99968, 108768, 112464, 117008, 118656, 122364, 122688, 131634, 145024, 149952, 160886, 163152, 168696, 175512, 177984, 197451, 217536, 224928, 234016, 241329, 244728, 245376, 263268, 299904, 321772, 326304, 337392, 351024, 355968, 394902, 435072, 449856, 468032, 482658, 489456, 526536, 643544, 652608, 674784, 702048, 723987, 789804, 899712, 936064, 965316, 978912, 1053072, 1287088, 1305216, 1349568, 1404096, 1447974, 1579608, 1930632, 1957824, 2106144, 2171961, 2574176, 2699136, 2808192, 2895948, 3159216, 3861264, 3915648, 4212288, 4343922, 5148352, 5791896, 6318432, 7722528, 8424576, 8687844, 10296704, 11583792, 12636864, 15445056, 17375688, 23167584, 25273728, 30890112, 34751376, 46335168, 69502752, 92670336, 139005504, 278011008]

約数ペア:

[(1, 278011008), (2, 139005504), (3, 92670336), (4, 69502752), (6, 46335168), (8, 34751376), (9, 30890112), (11, 25273728), (12, 23167584), (16, 17375688), (18, 15445056), (22, 12636864), (24, 11583792), (27, 10296704), (32, 8687844), (33, 8424576), (36, 7722528), (44, 6318432), (48, 5791896), (54, 5148352), (64, 4343922), (66, 4212288), (71, 3915648), (72, 3861264), (88, 3159216), (96, 2895948), (99, 2808192), (103, 2699136), (108, 2574176), (128, 2171961), (132, 2106144), (142, 1957824), (144, 1930632), (176, 1579608), (192, 1447974), (198, 1404096), (206, 1349568), (213, 1305216), (216, 1287088), (264, 1053072), (284, 978912), (288, 965316), (297, 936064), (309, 899712), (352, 789804), (384, 723987), (396, 702048), (412, 674784), (426, 652608), (432, 643544), (528, 526536), (568, 489456), (576, 482658), (594, 468032), (618, 449856), (639, 435072), (704, 394902), (781, 355968), (792, 351024), (824, 337392), (852, 326304), (864, 321772), (927, 299904), (1056, 263268), (1133, 245376), (1136, 244728), (1152, 241329), (1188, 234016), (1236, 224928), (1278, 217536), (1408, 197451), (1562, 177984), (1584, 175512), (1648, 168696), (1704, 163152), (1728, 160886), (1854, 149952), (1917, 145024), (2112, 131634), (2266, 122688), (2272, 122364), (2343, 118656), (2376, 117008), (2472, 112464), (2556, 108768), (2781, 99968), (3124, 88992), (3168, 87756), (3296, 84348), (3399, 81792), (3408, 81576), (3456, 80443), (3708, 74976), (3834, 72512), (4224, 65817), (4532, 61344), (4544, 61182), (4686, 59328), (4752, 58504), (4944, 56232), (5112, 54384), (5562, 49984), (6248, 44496), (6336, 43878), (6592, 42174), (6798, 40896), (6816, 40788), (7029, 39552), (7313, 38016), (7416, 37488), (7668, 36256), (9064, 30672), (9088, 30591), (9372, 29664), (9504, 29252), (9888, 28116), (10197, 27264), (10224, 27192), (11124, 24992), (12496, 22248), (12672, 21939), (13184, 21087), (13596, 20448), (13632, 20394), (14058, 19776), (14626, 19008), (14832, 18744), (15336, 18128)]