68117940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{34403}}^1$

素因数の和:34429

約数の個数: 72

約数和(自身を含む): 225415008

約数和(自身を除く): 157297068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 34403, 68806, 103209, 137612, 172015, 206418, 309627, 344030, 378433, 412836, 516045, 619254, 688060, 756866, 1032090, 1135299, 1238508, 1513732, 1548135, 1892165, 2064180, 2270598, 3096270, 3405897, 3784330, 4541196, 5676495, 6192540, 6811794, 7568660, 11352990, 13623588, 17029485, 22705980, 34058970, 68117940]

約数ペア:

[(1, 68117940), (2, 34058970), (3, 22705980), (4, 17029485), (5, 13623588), (6, 11352990), (9, 7568660), (10, 6811794), (11, 6192540), (12, 5676495), (15, 4541196), (18, 3784330), (20, 3405897), (22, 3096270), (30, 2270598), (33, 2064180), (36, 1892165), (44, 1548135), (45, 1513732), (55, 1238508), (60, 1135299), (66, 1032090), (90, 756866), (99, 688060), (110, 619254), (132, 516045), (165, 412836), (180, 378433), (198, 344030), (220, 309627), (330, 206418), (396, 172015), (495, 137612), (660, 103209), (990, 68806), (1980, 34403)]