About the Number

71280384

71280383 ← → 71280385

2進数表記:100001111111010011100000000

漢数字表記:七千百二十八万三百八十四

素因数分解:

2 8 × 3 1 × 7 1 × 13259 1

素因数の和:13285
約数の個数: 72
約数和(自身を含む): 216827520
約数和(自身を除く): 145547136

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 13259, 26518, 39777, 53036, 79554, 92813, 106072, 159108, 185626, 212144, 278439, 318216, 371252, 424288, 556878, 636432, 742504, 848576, 1113756, 1272864, 1485008, 1697152, 2227512, 2545728, 2970016, 3394304, 4455024, 5091456, 5940032, 8910048, 10182912, 11880064, 17820096, 23760128, 35640192, 71280384]

約数ペア:
[(1, 71280384), (2, 35640192), (3, 23760128), (4, 17820096), (6, 11880064), (7, 10182912), (8, 8910048), (12, 5940032), (14, 5091456), (16, 4455024), (21, 3394304), (24, 2970016), (28, 2545728), (32, 2227512), (42, 1697152), (48, 1485008), (56, 1272864), (64, 1113756), (84, 848576), (96, 742504), (112, 636432), (128, 556878), (168, 424288), (192, 371252), (224, 318216), (256, 278439), (336, 212144), (384, 185626), (448, 159108), (672, 106072), (768, 92813), (896, 79554), (1344, 53036), (1792, 39777), (2688, 26518), (5376, 13259)]

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