About the Number

71906970

71906969 ← → 71906971

2進数表記:100010010010011011010011010

漢数字表記:七千百九十万六千九百七十

素因数分解:

2 1 × 3 1 × 5 1 × 23 3 × 197 1

素因数の和:276
約数の個数: 64
約数和(自身を含む): 181336320
約数和(自身を除く): 109429350

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 197, 230, 345, 394, 529, 591, 690, 985, 1058, 1182, 1587, 1970, 2645, 2955, 3174, 4531, 5290, 5910, 7935, 9062, 12167, 13593, 15870, 22655, 24334, 27186, 36501, 45310, 60835, 67965, 73002, 104213, 121670, 135930, 182505, 208426, 312639, 365010, 521065, 625278, 1042130, 1563195, 2396899, 3126390, 4793798, 7190697, 11984495, 14381394, 23968990, 35953485, 71906970]

約数ペア:
[(1, 71906970), (2, 35953485), (3, 23968990), (5, 14381394), (6, 11984495), (10, 7190697), (15, 4793798), (23, 3126390), (30, 2396899), (46, 1563195), (69, 1042130), (115, 625278), (138, 521065), (197, 365010), (230, 312639), (345, 208426), (394, 182505), (529, 135930), (591, 121670), (690, 104213), (985, 73002), (1058, 67965), (1182, 60835), (1587, 45310), (1970, 36501), (2645, 27186), (2955, 24334), (3174, 22655), (4531, 15870), (5290, 13593), (5910, 12167), (7935, 9062)]

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