About the Number

1211993856

1211993855 ← → 1211993857

2進数表記:1001000001111011000111100000000

漢数字表記:十二億千百九十九万三千八百五十六

素因数分解:

2 8 × 3 2 × 31 1 × 71 1 × 239 1

素因数の和:363
約数の個数: 216
約数和(自身を含む): 3673313280
約数和(自身を除く): 2461319424

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 71, 72, 93, 96, 124, 128, 142, 144, 186, 192, 213, 239, 248, 256, 279, 284, 288, 372, 384, 426, 478, 496, 558, 568, 576, 639, 717, 744, 768, 852, 956, 992, 1116, 1136, 1152, 1278, 1434, 1488, 1704, 1912, 1984, 2151, 2201, 2232, 2272, 2304, 2556, 2868, 2976, 3408, 3824, 3968, 4302, 4402, 4464, 4544, 5112, 5736, 5952, 6603, 6816, 7409, 7648, 7936, 8604, 8804, 8928, 9088, 10224, 11472, 11904, 13206, 13632, 14818, 15296, 16969, 17208, 17608, 17856, 18176, 19809, 20448, 22227, 22944, 23808, 26412, 27264, 29636, 30592, 33938, 34416, 35216, 35712, 39618, 40896, 44454, 45888, 50907, 52824, 54528, 59272, 61184, 66681, 67876, 68832, 70432, 71424, 79236, 81792, 88908, 91776, 101814, 105648, 118544, 133362, 135752, 137664, 140864, 152721, 158472, 163584, 177816, 183552, 203628, 211296, 237088, 266724, 271504, 275328, 281728, 305442, 316944, 355632, 407256, 422592, 474176, 526039, 533448, 543008, 550656, 563456, 610884, 633888, 711264, 814512, 845184, 948352, 1052078, 1066896, 1086016, 1221768, 1267776, 1422528, 1578117, 1629024, 1690368, 1896704, 2104156, 2133792, 2172032, 2443536, 2535552, 2845056, 3156234, 3258048, 4208312, 4267584, 4344064, 4734351, 4887072, 5071104, 5690112, 6312468, 6516096, 8416624, 8535168, 9468702, 9774144, 12624936, 13032192, 16833248, 17070336, 18937404, 19548288, 25249872, 33666496, 37874808, 39096576, 50499744, 67332992, 75749616, 100999488, 134665984, 151499232, 201998976, 302998464, 403997952, 605996928, 1211993856]

約数ペア:
[(1, 1211993856), (2, 605996928), (3, 403997952), (4, 302998464), (6, 201998976), (8, 151499232), (9, 134665984), (12, 100999488), (16, 75749616), (18, 67332992), (24, 50499744), (31, 39096576), (32, 37874808), (36, 33666496), (48, 25249872), (62, 19548288), (64, 18937404), (71, 17070336), (72, 16833248), (93, 13032192), (96, 12624936), (124, 9774144), (128, 9468702), (142, 8535168), (144, 8416624), (186, 6516096), (192, 6312468), (213, 5690112), (239, 5071104), (248, 4887072), (256, 4734351), (279, 4344064), (284, 4267584), (288, 4208312), (372, 3258048), (384, 3156234), (426, 2845056), (478, 2535552), (496, 2443536), (558, 2172032), (568, 2133792), (576, 2104156), (639, 1896704), (717, 1690368), (744, 1629024), (768, 1578117), (852, 1422528), (956, 1267776), (992, 1221768), (1116, 1086016), (1136, 1066896), (1152, 1052078), (1278, 948352), (1434, 845184), (1488, 814512), (1704, 711264), (1912, 633888), (1984, 610884), (2151, 563456), (2201, 550656), (2232, 543008), (2272, 533448), (2304, 526039), (2556, 474176), (2868, 422592), (2976, 407256), (3408, 355632), (3824, 316944), (3968, 305442), (4302, 281728), (4402, 275328), (4464, 271504), (4544, 266724), (5112, 237088), (5736, 211296), (5952, 203628), (6603, 183552), (6816, 177816), (7409, 163584), (7648, 158472), (7936, 152721), (8604, 140864), (8804, 137664), (8928, 135752), (9088, 133362), (10224, 118544), (11472, 105648), (11904, 101814), (13206, 91776), (13632, 88908), (14818, 81792), (15296, 79236), (16969, 71424), (17208, 70432), (17608, 68832), (17856, 67876), (18176, 66681), (19809, 61184), (20448, 59272), (22227, 54528), (22944, 52824), (23808, 50907), (26412, 45888), (27264, 44454), (29636, 40896), (30592, 39618), (33938, 35712), (34416, 35216)]

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