About the Number

207403380

207403379 ← → 207403381

2進数表記:1100010111001011100101110100

漢数字表記:二億七百四十万三千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 223 1 × 5167 1

素因数の和:5405
約数の個数: 72
約数和(自身を含む): 632067072
約数和(自身を除く): 424663692

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 5167, 6690, 8028, 10035, 10334, 13380, 15501, 20070, 20668, 25835, 31002, 40140, 46503, 51670, 62004, 77505, 93006, 103340, 155010, 186012, 232515, 310020, 465030, 930060, 1152241, 2304482, 3456723, 4608964, 5761205, 6913446, 10370169, 11522410, 13826892, 17283615, 20740338, 23044820, 34567230, 41480676, 51850845, 69134460, 103701690, 207403380]

約数ペア:
[(1, 207403380), (2, 103701690), (3, 69134460), (4, 51850845), (5, 41480676), (6, 34567230), (9, 23044820), (10, 20740338), (12, 17283615), (15, 13826892), (18, 11522410), (20, 10370169), (30, 6913446), (36, 5761205), (45, 4608964), (60, 3456723), (90, 2304482), (180, 1152241), (223, 930060), (446, 465030), (669, 310020), (892, 232515), (1115, 186012), (1338, 155010), (2007, 103340), (2230, 93006), (2676, 77505), (3345, 62004), (4014, 51670), (4460, 46503), (5167, 40140), (6690, 31002), (8028, 25835), (10035, 20668), (10334, 20070), (13380, 15501)]

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