About the Number

271288128

271288127 ← → 271288129

2進数表記:10000001010111000011101000000

漢数字表記:二億七千百二十八万八千百二十八

素因数分解:

2 6 × 3 1 × 23 2 × 2671 1

素因数の和:2732
約数の個数: 84
約数和(自身を含む): 750628928
約数和(自身を除く): 479340800

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 529, 552, 736, 1058, 1104, 1472, 1587, 2116, 2208, 2671, 3174, 4232, 4416, 5342, 6348, 8013, 8464, 10684, 12696, 16026, 16928, 21368, 25392, 32052, 33856, 42736, 50784, 61433, 64104, 85472, 101568, 122866, 128208, 170944, 184299, 245732, 256416, 368598, 491464, 512832, 737196, 982928, 1412959, 1474392, 1965856, 2825918, 2948784, 3931712, 4238877, 5651836, 5897568, 8477754, 11303672, 11795136, 16955508, 22607344, 33911016, 45214688, 67822032, 90429376, 135644064, 271288128]

約数ペア:
[(1, 271288128), (2, 135644064), (3, 90429376), (4, 67822032), (6, 45214688), (8, 33911016), (12, 22607344), (16, 16955508), (23, 11795136), (24, 11303672), (32, 8477754), (46, 5897568), (48, 5651836), (64, 4238877), (69, 3931712), (92, 2948784), (96, 2825918), (138, 1965856), (184, 1474392), (192, 1412959), (276, 982928), (368, 737196), (529, 512832), (552, 491464), (736, 368598), (1058, 256416), (1104, 245732), (1472, 184299), (1587, 170944), (2116, 128208), (2208, 122866), (2671, 101568), (3174, 85472), (4232, 64104), (4416, 61433), (5342, 50784), (6348, 42736), (8013, 33856), (8464, 32052), (10684, 25392), (12696, 21368), (16026, 16928)]

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