About the Number
201021080
2進数表記:1011111110110101011010011000
漢数字表記:二億百二万千八十
素因数分解:
素因数の和:2220
約数の個数: 64
約数和(自身を含む): 489857760
約数和(自身を除く): 288836680
約数列:
[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 772, 965, 1544, 1930, 2003, 2509, 3860, 4006, 5018, 7720, 8012, 10015, 10036, 12545, 16024, 20030, 20072, 25090, 26039, 40060, 50180, 52078, 80120, 100360, 104156, 130195, 208312, 260390, 386579, 520780, 773158, 1041560, 1546316, 1932895, 3092632, 3865790, 5025527, 7731580, 10051054, 15463160, 20102108, 25127635, 40204216, 50255270, 100510540, 201021080]
約数ペア:
[(1, 201021080), (2, 100510540), (4, 50255270), (5, 40204216), (8, 25127635), (10, 20102108), (13, 15463160), (20, 10051054), (26, 7731580), (40, 5025527), (52, 3865790), (65, 3092632), (104, 1932895), (130, 1546316), (193, 1041560), (260, 773158), (386, 520780), (520, 386579), (772, 260390), (965, 208312), (1544, 130195), (1930, 104156), (2003, 100360), (2509, 80120), (3860, 52078), (4006, 50180), (5018, 40060), (7720, 26039), (8012, 25090), (10015, 20072), (10036, 20030), (12545, 16024)]このpageの処理時間: 0.007694244384765625 seconds