About the Number

201398580

201398579 ← → 201398581

2進数表記:1100000000010001100100110100

漢数字表記:二億百三十九万八千五百八十

素因数分解:

2 2 × 3 2 × 5 1 × 23 1 × 48647 1

素因数の和:48685
約数の個数: 72
約数和(自身を含む): 637483392
約数和(自身を除く): 436084812

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 48647, 97294, 145941, 194588, 243235, 291882, 437823, 486470, 583764, 729705, 875646, 972940, 1118881, 1459410, 1751292, 2189115, 2237762, 2918820, 3356643, 4378230, 4475524, 5594405, 6713286, 8756460, 10069929, 11188810, 13426572, 16783215, 20139858, 22377620, 33566430, 40279716, 50349645, 67132860, 100699290, 201398580]

約数ペア:
[(1, 201398580), (2, 100699290), (3, 67132860), (4, 50349645), (5, 40279716), (6, 33566430), (9, 22377620), (10, 20139858), (12, 16783215), (15, 13426572), (18, 11188810), (20, 10069929), (23, 8756460), (30, 6713286), (36, 5594405), (45, 4475524), (46, 4378230), (60, 3356643), (69, 2918820), (90, 2237762), (92, 2189115), (115, 1751292), (138, 1459410), (180, 1118881), (207, 972940), (230, 875646), (276, 729705), (345, 583764), (414, 486470), (460, 437823), (690, 291882), (828, 243235), (1035, 194588), (1380, 145941), (2070, 97294), (4140, 48647)]

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