About the Number

280131072

280131071 ← → 280131073

2進数表記:10000101100100111011000000000

漢数字表記:二億八千十三万千七十二

素因数分解:

2 9 × 3 1 × 13 1 × 14029 1

素因数の和:14063
約数の個数: 80
約数和(自身を含む): 803750640
約数和(自身を除く): 523619568

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 768, 832, 1248, 1536, 1664, 2496, 3328, 4992, 6656, 9984, 14029, 19968, 28058, 42087, 56116, 84174, 112232, 168348, 182377, 224464, 336696, 364754, 448928, 547131, 673392, 729508, 897856, 1094262, 1346784, 1459016, 1795712, 2188524, 2693568, 2918032, 3591424, 4377048, 5387136, 5836064, 7182848, 8754096, 10774272, 11672128, 17508192, 21548544, 23344256, 35016384, 46688512, 70032768, 93377024, 140065536, 280131072]

約数ペア:
[(1, 280131072), (2, 140065536), (3, 93377024), (4, 70032768), (6, 46688512), (8, 35016384), (12, 23344256), (13, 21548544), (16, 17508192), (24, 11672128), (26, 10774272), (32, 8754096), (39, 7182848), (48, 5836064), (52, 5387136), (64, 4377048), (78, 3591424), (96, 2918032), (104, 2693568), (128, 2188524), (156, 1795712), (192, 1459016), (208, 1346784), (256, 1094262), (312, 897856), (384, 729508), (416, 673392), (512, 547131), (624, 448928), (768, 364754), (832, 336696), (1248, 224464), (1536, 182377), (1664, 168348), (2496, 112232), (3328, 84174), (4992, 56116), (6656, 42087), (9984, 28058), (14029, 19968)]

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