About the Number

201281024

201281023 ← → 201281025

2進数表記:1011111111110100111000000000

漢数字表記:二億百二十八万千二十四

素因数分解:

2 9 × 7 2 × 71 1 × 113 1

素因数の和:216
約数の個数: 120
約数和(自身を含む): 478616688
約数和(自身を除く): 277335664

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 113, 128, 142, 196, 224, 226, 256, 284, 392, 448, 452, 497, 512, 568, 784, 791, 896, 904, 994, 1136, 1568, 1582, 1792, 1808, 1988, 2272, 3136, 3164, 3479, 3584, 3616, 3976, 4544, 5537, 6272, 6328, 6958, 7232, 7952, 8023, 9088, 11074, 12544, 12656, 13916, 14464, 15904, 16046, 18176, 22148, 25088, 25312, 27832, 28928, 31808, 32092, 36352, 44296, 50624, 55664, 56161, 57856, 63616, 64184, 88592, 101248, 111328, 112322, 127232, 128368, 177184, 202496, 222656, 224644, 254464, 256736, 354368, 393127, 404992, 445312, 449288, 513472, 708736, 786254, 890624, 898576, 1026944, 1417472, 1572508, 1781248, 1797152, 2053888, 2834944, 3145016, 3594304, 4107776, 6290032, 7188608, 12580064, 14377216, 25160128, 28754432, 50320256, 100640512, 201281024]

約数ペア:
[(1, 201281024), (2, 100640512), (4, 50320256), (7, 28754432), (8, 25160128), (14, 14377216), (16, 12580064), (28, 7188608), (32, 6290032), (49, 4107776), (56, 3594304), (64, 3145016), (71, 2834944), (98, 2053888), (112, 1797152), (113, 1781248), (128, 1572508), (142, 1417472), (196, 1026944), (224, 898576), (226, 890624), (256, 786254), (284, 708736), (392, 513472), (448, 449288), (452, 445312), (497, 404992), (512, 393127), (568, 354368), (784, 256736), (791, 254464), (896, 224644), (904, 222656), (994, 202496), (1136, 177184), (1568, 128368), (1582, 127232), (1792, 112322), (1808, 111328), (1988, 101248), (2272, 88592), (3136, 64184), (3164, 63616), (3479, 57856), (3584, 56161), (3616, 55664), (3976, 50624), (4544, 44296), (5537, 36352), (6272, 32092), (6328, 31808), (6958, 28928), (7232, 27832), (7952, 25312), (8023, 25088), (9088, 22148), (11074, 18176), (12544, 16046), (12656, 15904), (13916, 14464)]

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