About the Number

71321280

71321279 ← → 71321281

2進数表記:100010000000100011011000000

漢数字表記:七千百三十二万千二百八十

素因数分解:

2 6 × 3 1 × 5 1 × 74293 1

素因数の和:74313
約数の個数: 56
約数和(自身を含む): 226448112
約数和(自身を除く): 155126832

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 74293, 148586, 222879, 297172, 371465, 445758, 594344, 742930, 891516, 1114395, 1188688, 1485860, 1783032, 2228790, 2377376, 2971720, 3566064, 4457580, 4754752, 5943440, 7132128, 8915160, 11886880, 14264256, 17830320, 23773760, 35660640, 71321280]

約数ペア:
[(1, 71321280), (2, 35660640), (3, 23773760), (4, 17830320), (5, 14264256), (6, 11886880), (8, 8915160), (10, 7132128), (12, 5943440), (15, 4754752), (16, 4457580), (20, 3566064), (24, 2971720), (30, 2377376), (32, 2228790), (40, 1783032), (48, 1485860), (60, 1188688), (64, 1114395), (80, 891516), (96, 742930), (120, 594344), (160, 445758), (192, 371465), (240, 297172), (320, 222879), (480, 148586), (960, 74293)]

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