About the Number

210131208

210131207 ← → 210131209

2進数表記:1100100001100101100100001000

漢数字表記:二億千十三万千二百八

素因数分解:

2 3 × 3 2 × 7 2 × 59561 1

素因数の和:59587
約数の個数: 72
約数和(自身を含む): 662031630
約数和(自身を除く): 451900422

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 59561, 119122, 178683, 238244, 357366, 416927, 476488, 536049, 714732, 833854, 1072098, 1250781, 1429464, 1667708, 2144196, 2501562, 2918489, 3335416, 3752343, 4288392, 5003124, 5836978, 7504686, 8755467, 10006248, 11673956, 15009372, 17510934, 23347912, 26266401, 30018744, 35021868, 52532802, 70043736, 105065604, 210131208]

約数ペア:
[(1, 210131208), (2, 105065604), (3, 70043736), (4, 52532802), (6, 35021868), (7, 30018744), (8, 26266401), (9, 23347912), (12, 17510934), (14, 15009372), (18, 11673956), (21, 10006248), (24, 8755467), (28, 7504686), (36, 5836978), (42, 5003124), (49, 4288392), (56, 3752343), (63, 3335416), (72, 2918489), (84, 2501562), (98, 2144196), (126, 1667708), (147, 1429464), (168, 1250781), (196, 1072098), (252, 833854), (294, 714732), (392, 536049), (441, 476488), (504, 416927), (588, 357366), (882, 238244), (1176, 178683), (1764, 119122), (3528, 59561)]

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