About the Number

1291551264

1291551263 ← → 1291551265

2進数表記:1001100111110111000001000100000

漢数字表記:十二億九千百五十五万千二百六十四

素因数分解:

2 5 × 3 3 × 31 1 × 48221 1

素因数の和:48271
約数の個数: 96
約数和(自身を含む): 3888622080
約数和(自身を除く): 2597070816

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 744, 837, 864, 992, 1116, 1488, 1674, 2232, 2976, 3348, 4464, 6696, 8928, 13392, 26784, 48221, 96442, 144663, 192884, 289326, 385768, 433989, 578652, 771536, 867978, 1157304, 1301967, 1494851, 1543072, 1735956, 2314608, 2603934, 2989702, 3471912, 4484553, 4629216, 5207868, 5979404, 6943824, 8969106, 10415736, 11958808, 13453659, 13887648, 17938212, 20831472, 23917616, 26907318, 35876424, 40360977, 41662944, 47835232, 53814636, 71752848, 80721954, 107629272, 143505696, 161443908, 215258544, 322887816, 430517088, 645775632, 1291551264]

約数ペア:
[(1, 1291551264), (2, 645775632), (3, 430517088), (4, 322887816), (6, 215258544), (8, 161443908), (9, 143505696), (12, 107629272), (16, 80721954), (18, 71752848), (24, 53814636), (27, 47835232), (31, 41662944), (32, 40360977), (36, 35876424), (48, 26907318), (54, 23917616), (62, 20831472), (72, 17938212), (93, 13887648), (96, 13453659), (108, 11958808), (124, 10415736), (144, 8969106), (186, 6943824), (216, 5979404), (248, 5207868), (279, 4629216), (288, 4484553), (372, 3471912), (432, 2989702), (496, 2603934), (558, 2314608), (744, 1735956), (837, 1543072), (864, 1494851), (992, 1301967), (1116, 1157304), (1488, 867978), (1674, 771536), (2232, 578652), (2976, 433989), (3348, 385768), (4464, 289326), (6696, 192884), (8928, 144663), (13392, 96442), (26784, 48221)]

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