68474808

素因数分解:

$2^3\times 3^4\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:690

約数の個数: 80

約数和(自身を含む): 193014360

約数和(自身を除く): 124539552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 251, 324, 421, 502, 648, 753, 842, 1004, 1263, 1506, 1684, 2008, 2259, 2526, 3012, 3368, 3789, 4518, 5052, 6024, 6777, 7578, 9036, 10104, 11367, 13554, 15156, 18072, 20331, 22734, 27108, 30312, 34101, 40662, 45468, 54216, 68202, 81324, 90936, 105671, 136404, 162648, 211342, 272808, 317013, 422684, 634026, 845368, 951039, 1268052, 1902078, 2536104, 2853117, 3804156, 5706234, 7608312, 8559351, 11412468, 17118702, 22824936, 34237404, 68474808]

約数ペア:

[(1, 68474808), (2, 34237404), (3, 22824936), (4, 17118702), (6, 11412468), (8, 8559351), (9, 7608312), (12, 5706234), (18, 3804156), (24, 2853117), (27, 2536104), (36, 1902078), (54, 1268052), (72, 951039), (81, 845368), (108, 634026), (162, 422684), (216, 317013), (251, 272808), (324, 211342), (421, 162648), (502, 136404), (648, 105671), (753, 90936), (842, 81324), (1004, 68202), (1263, 54216), (1506, 45468), (1684, 40662), (2008, 34101), (2259, 30312), (2526, 27108), (3012, 22734), (3368, 20331), (3789, 18072), (4518, 15156), (5052, 13554), (6024, 11367), (6777, 10104), (7578, 9036)]