About the Number

207990030

207990029 ← → 207990031

2進数表記:1100011001011010110100001110

漢数字表記:二億七百九十九万三十

素因数分解:

2 1 × 3 1 × 5 1 × 29 1 × 239069 1

素因数の和:239108
約数の個数: 32
約数和(自身を含む): 516391200
約数和(自身を除く): 308401170

約数列:
[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 239069, 478138, 717207, 1195345, 1434414, 2390690, 3586035, 6933001, 7172070, 13866002, 20799003, 34665005, 41598006, 69330010, 103995015, 207990030]

約数ペア:
[(1, 207990030), (2, 103995015), (3, 69330010), (5, 41598006), (6, 34665005), (10, 20799003), (15, 13866002), (29, 7172070), (30, 6933001), (58, 3586035), (87, 2390690), (145, 1434414), (174, 1195345), (290, 717207), (435, 478138), (870, 239069)]

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