About the Number

128278368

128278367 ← → 128278369

2進数表記:111101001010101111101100000

漢数字表記:一億二千八百二十七万八千三百六十八

素因数分解:

2 5 × 3 2 × 29 1 × 15359 1

素因数の和:15404
約数の個数: 72
約数和(自身を含む): 377395200
約数和(自身を除く): 249116832

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 4176, 8352, 15359, 30718, 46077, 61436, 92154, 122872, 138231, 184308, 245744, 276462, 368616, 445411, 491488, 552924, 737232, 890822, 1105848, 1336233, 1474464, 1781644, 2211696, 2672466, 3563288, 4008699, 4423392, 5344932, 7126576, 8017398, 10689864, 14253152, 16034796, 21379728, 32069592, 42759456, 64139184, 128278368]

約数ペア:
[(1, 128278368), (2, 64139184), (3, 42759456), (4, 32069592), (6, 21379728), (8, 16034796), (9, 14253152), (12, 10689864), (16, 8017398), (18, 7126576), (24, 5344932), (29, 4423392), (32, 4008699), (36, 3563288), (48, 2672466), (58, 2211696), (72, 1781644), (87, 1474464), (96, 1336233), (116, 1105848), (144, 890822), (174, 737232), (232, 552924), (261, 491488), (288, 445411), (348, 368616), (464, 276462), (522, 245744), (696, 184308), (928, 138231), (1044, 122872), (1392, 92154), (2088, 61436), (2784, 46077), (4176, 30718), (8352, 15359)]

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