About the Number
121810680
2進数表記:111010000101010111011111000
漢数字表記:一億二千百八十一万六百八十
素因数分解:
素因数の和:1181
約数の個数: 96
約数和(自身を含む): 397247760
約数和(自身を除く): 275437080
約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 563, 601, 1126, 1202, 1689, 1803, 2252, 2404, 2815, 3005, 3378, 3606, 4504, 4808, 5067, 5409, 5630, 6010, 6756, 7212, 8445, 9015, 10134, 10818, 11260, 12020, 13512, 14424, 16890, 18030, 20268, 21636, 22520, 24040, 25335, 27045, 33780, 36060, 40536, 43272, 50670, 54090, 67560, 72120, 101340, 108180, 202680, 216360, 338363, 676726, 1015089, 1353452, 1691815, 2030178, 2706904, 3045267, 3383630, 4060356, 5075445, 6090534, 6767260, 8120712, 10150890, 12181068, 13534520, 15226335, 20301780, 24362136, 30452670, 40603560, 60905340, 121810680]
約数ペア:
[(1, 121810680), (2, 60905340), (3, 40603560), (4, 30452670), (5, 24362136), (6, 20301780), (8, 15226335), (9, 13534520), (10, 12181068), (12, 10150890), (15, 8120712), (18, 6767260), (20, 6090534), (24, 5075445), (30, 4060356), (36, 3383630), (40, 3045267), (45, 2706904), (60, 2030178), (72, 1691815), (90, 1353452), (120, 1015089), (180, 676726), (360, 338363), (563, 216360), (601, 202680), (1126, 108180), (1202, 101340), (1689, 72120), (1803, 67560), (2252, 54090), (2404, 50670), (2815, 43272), (3005, 40536), (3378, 36060), (3606, 33780), (4504, 27045), (4808, 25335), (5067, 24040), (5409, 22520), (5630, 21636), (6010, 20268), (6756, 18030), (7212, 16890), (8445, 14424), (9015, 13512), (10134, 12020), (10818, 11260)]このpageの処理時間: 0.016699790954589844 seconds