About the Number

1271325888

1271325887 ← → 1271325889

2進数表記:1001011110001101110010011000000

漢数字表記:十二億七千百三十二万五千八百八十八

素因数分解:

2 6 × 3 3 × 7 1 × 61 1 × 1723 1

素因数の和:1812
約数の個数: 224
約数和(自身を含む): 4343928320
約数和(自身を除く): 3072602432

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 61, 63, 64, 72, 84, 96, 108, 112, 122, 126, 144, 168, 183, 189, 192, 216, 224, 244, 252, 288, 336, 366, 378, 427, 432, 448, 488, 504, 549, 576, 672, 732, 756, 854, 864, 976, 1008, 1098, 1281, 1344, 1464, 1512, 1647, 1708, 1723, 1728, 1952, 2016, 2196, 2562, 2928, 3024, 3294, 3416, 3446, 3843, 3904, 4032, 4392, 5124, 5169, 5856, 6048, 6588, 6832, 6892, 7686, 8784, 10248, 10338, 11529, 11712, 12061, 12096, 13176, 13664, 13784, 15372, 15507, 17568, 20496, 20676, 23058, 24122, 26352, 27328, 27568, 30744, 31014, 35136, 36183, 40992, 41352, 46116, 46521, 48244, 52704, 55136, 61488, 62028, 72366, 81984, 82704, 92232, 93042, 96488, 105103, 105408, 108549, 110272, 122976, 124056, 144732, 165408, 184464, 186084, 192976, 210206, 217098, 245952, 248112, 289464, 315309, 325647, 330816, 368928, 372168, 385952, 420412, 434196, 496224, 578928, 630618, 651294, 735721, 737856, 744336, 771904, 840824, 868392, 945927, 992448, 1157856, 1261236, 1302588, 1471442, 1488672, 1681648, 1736784, 1891854, 2207163, 2315712, 2522472, 2605176, 2837781, 2942884, 2977344, 3363296, 3473568, 3783708, 4414326, 5044944, 5210352, 5675562, 5885768, 6621489, 6726592, 6947136, 7567416, 8828652, 10089888, 10420704, 11351124, 11771536, 13242978, 15134832, 17657304, 19864467, 20179776, 20841408, 22702248, 23543072, 26485956, 30269664, 35314608, 39728934, 45404496, 47086144, 52971912, 60539328, 70629216, 79457868, 90808992, 105943824, 141258432, 158915736, 181617984, 211887648, 317831472, 423775296, 635662944, 1271325888]

約数ペア:
[(1, 1271325888), (2, 635662944), (3, 423775296), (4, 317831472), (6, 211887648), (7, 181617984), (8, 158915736), (9, 141258432), (12, 105943824), (14, 90808992), (16, 79457868), (18, 70629216), (21, 60539328), (24, 52971912), (27, 47086144), (28, 45404496), (32, 39728934), (36, 35314608), (42, 30269664), (48, 26485956), (54, 23543072), (56, 22702248), (61, 20841408), (63, 20179776), (64, 19864467), (72, 17657304), (84, 15134832), (96, 13242978), (108, 11771536), (112, 11351124), (122, 10420704), (126, 10089888), (144, 8828652), (168, 7567416), (183, 6947136), (189, 6726592), (192, 6621489), (216, 5885768), (224, 5675562), (244, 5210352), (252, 5044944), (288, 4414326), (336, 3783708), (366, 3473568), (378, 3363296), (427, 2977344), (432, 2942884), (448, 2837781), (488, 2605176), (504, 2522472), (549, 2315712), (576, 2207163), (672, 1891854), (732, 1736784), (756, 1681648), (854, 1488672), (864, 1471442), (976, 1302588), (1008, 1261236), (1098, 1157856), (1281, 992448), (1344, 945927), (1464, 868392), (1512, 840824), (1647, 771904), (1708, 744336), (1723, 737856), (1728, 735721), (1952, 651294), (2016, 630618), (2196, 578928), (2562, 496224), (2928, 434196), (3024, 420412), (3294, 385952), (3416, 372168), (3446, 368928), (3843, 330816), (3904, 325647), (4032, 315309), (4392, 289464), (5124, 248112), (5169, 245952), (5856, 217098), (6048, 210206), (6588, 192976), (6832, 186084), (6892, 184464), (7686, 165408), (8784, 144732), (10248, 124056), (10338, 122976), (11529, 110272), (11712, 108549), (12061, 105408), (12096, 105103), (13176, 96488), (13664, 93042), (13784, 92232), (15372, 82704), (15507, 81984), (17568, 72366), (20496, 62028), (20676, 61488), (23058, 55136), (24122, 52704), (26352, 48244), (27328, 46521), (27568, 46116), (30744, 41352), (31014, 40992), (35136, 36183)]

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