About the Number

208211904

208211903 ← → 208211905

2進数表記:1100011010010000111111000000

漢数字表記:二億八百二十一万千九百四

素因数分解:

2 6 × 3 3 × 101 1 × 1193 1

素因数の和:1315
約数の個数: 112
約数和(自身を含む): 618683040
約数和(自身を除く): 410471136

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 101, 108, 144, 192, 202, 216, 288, 303, 404, 432, 576, 606, 808, 864, 909, 1193, 1212, 1616, 1728, 1818, 2386, 2424, 2727, 3232, 3579, 3636, 4772, 4848, 5454, 6464, 7158, 7272, 9544, 9696, 10737, 10908, 14316, 14544, 19088, 19392, 21474, 21816, 28632, 29088, 32211, 38176, 42948, 43632, 57264, 58176, 64422, 76352, 85896, 87264, 114528, 120493, 128844, 171792, 174528, 229056, 240986, 257688, 343584, 361479, 481972, 515376, 687168, 722958, 963944, 1030752, 1084437, 1445916, 1927888, 2061504, 2168874, 2891832, 3253311, 3855776, 4337748, 5783664, 6506622, 7711552, 8675496, 11567328, 13013244, 17350992, 23134656, 26026488, 34701984, 52052976, 69403968, 104105952, 208211904]

約数ペア:
[(1, 208211904), (2, 104105952), (3, 69403968), (4, 52052976), (6, 34701984), (8, 26026488), (9, 23134656), (12, 17350992), (16, 13013244), (18, 11567328), (24, 8675496), (27, 7711552), (32, 6506622), (36, 5783664), (48, 4337748), (54, 3855776), (64, 3253311), (72, 2891832), (96, 2168874), (101, 2061504), (108, 1927888), (144, 1445916), (192, 1084437), (202, 1030752), (216, 963944), (288, 722958), (303, 687168), (404, 515376), (432, 481972), (576, 361479), (606, 343584), (808, 257688), (864, 240986), (909, 229056), (1193, 174528), (1212, 171792), (1616, 128844), (1728, 120493), (1818, 114528), (2386, 87264), (2424, 85896), (2727, 76352), (3232, 64422), (3579, 58176), (3636, 57264), (4772, 43632), (4848, 42948), (5454, 38176), (6464, 32211), (7158, 29088), (7272, 28632), (9544, 21816), (9696, 21474), (10737, 19392), (10908, 19088), (14316, 14544)]

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