68140440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{21031}}^1$

素因数の和:21054

約数の個数: 80

約数和(自身を含む): 229038480

約数和(自身を除く): 160898040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 21031, 42062, 63093, 84124, 105155, 126186, 168248, 189279, 210310, 252372, 315465, 378558, 420620, 504744, 567837, 630930, 757116, 841240, 946395, 1135674, 1261860, 1514232, 1703511, 1892790, 2271348, 2523720, 2839185, 3407022, 3785580, 4542696, 5678370, 6814044, 7571160, 8517555, 11356740, 13628088, 17035110, 22713480, 34070220, 68140440]

約数ペア:

[(1, 68140440), (2, 34070220), (3, 22713480), (4, 17035110), (5, 13628088), (6, 11356740), (8, 8517555), (9, 7571160), (10, 6814044), (12, 5678370), (15, 4542696), (18, 3785580), (20, 3407022), (24, 2839185), (27, 2523720), (30, 2271348), (36, 1892790), (40, 1703511), (45, 1514232), (54, 1261860), (60, 1135674), (72, 946395), (81, 841240), (90, 757116), (108, 630930), (120, 567837), (135, 504744), (162, 420620), (180, 378558), (216, 315465), (270, 252372), (324, 210310), (360, 189279), (405, 168248), (540, 126186), (648, 105155), (810, 84124), (1080, 63093), (1620, 42062), (3240, 21031)]