121705780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2017}}^1$

素因数の和:2464

約数の個数: 48

約数和(自身を含む): 292916736

約数和(自身を除く): 171210956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1724, 2017, 2155, 3017, 4034, 4310, 6034, 8068, 8620, 10085, 12068, 14119, 15085, 20170, 28238, 30170, 40340, 56476, 60340, 70595, 141190, 282380, 869327, 1738654, 3477308, 4346635, 6085289, 8693270, 12170578, 17386540, 24341156, 30426445, 60852890, 121705780]

約数ペア:

[(1, 121705780), (2, 60852890), (4, 30426445), (5, 24341156), (7, 17386540), (10, 12170578), (14, 8693270), (20, 6085289), (28, 4346635), (35, 3477308), (70, 1738654), (140, 869327), (431, 282380), (862, 141190), (1724, 70595), (2017, 60340), (2155, 56476), (3017, 40340), (4034, 30170), (4310, 28238), (6034, 20170), (8068, 15085), (8620, 14119), (10085, 12068)]