About the Number

128808768

128808767 ← → 128808769

2進数表記:111101011010111011101000000

漢数字表記:一億二千八百八十万八千七百六十八

素因数分解:

2 6 × 3 1 × 11 1 × 71 1 × 859 1

素因数の和:956
約数の個数: 112
約数和(自身を含む): 377464320
約数和(自身を除く): 248655552

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 71, 88, 96, 132, 142, 176, 192, 213, 264, 284, 352, 426, 528, 568, 704, 781, 852, 859, 1056, 1136, 1562, 1704, 1718, 2112, 2272, 2343, 2577, 3124, 3408, 3436, 4544, 4686, 5154, 6248, 6816, 6872, 9372, 9449, 10308, 12496, 13632, 13744, 18744, 18898, 20616, 24992, 27488, 28347, 37488, 37796, 41232, 49984, 54976, 56694, 60989, 74976, 75592, 82464, 113388, 121978, 149952, 151184, 164928, 182967, 226776, 243956, 302368, 365934, 453552, 487912, 604736, 670879, 731868, 907104, 975824, 1341758, 1463736, 1814208, 1951648, 2012637, 2683516, 2927472, 3903296, 4025274, 5367032, 5854944, 8050548, 10734064, 11709888, 16101096, 21468128, 32202192, 42936256, 64404384, 128808768]

約数ペア:
[(1, 128808768), (2, 64404384), (3, 42936256), (4, 32202192), (6, 21468128), (8, 16101096), (11, 11709888), (12, 10734064), (16, 8050548), (22, 5854944), (24, 5367032), (32, 4025274), (33, 3903296), (44, 2927472), (48, 2683516), (64, 2012637), (66, 1951648), (71, 1814208), (88, 1463736), (96, 1341758), (132, 975824), (142, 907104), (176, 731868), (192, 670879), (213, 604736), (264, 487912), (284, 453552), (352, 365934), (426, 302368), (528, 243956), (568, 226776), (704, 182967), (781, 164928), (852, 151184), (859, 149952), (1056, 121978), (1136, 113388), (1562, 82464), (1704, 75592), (1718, 74976), (2112, 60989), (2272, 56694), (2343, 54976), (2577, 49984), (3124, 41232), (3408, 37796), (3436, 37488), (4544, 28347), (4686, 27488), (5154, 24992), (6248, 20616), (6816, 18898), (6872, 18744), (9372, 13744), (9449, 13632), (10308, 12496)]

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