77658660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1361}}^1$

素因数の和:1693

約数の個数: 72

約数和(自身を含む): 236481336

約数和(自身を除く): 158822676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 1268, 1361, 1585, 1902, 2722, 2853, 3170, 3804, 4083, 4755, 5444, 5706, 6340, 6805, 8166, 9510, 11412, 12249, 13610, 14265, 16332, 19020, 20415, 24498, 27220, 28530, 40830, 48996, 57060, 61245, 81660, 122490, 244980, 431437, 862874, 1294311, 1725748, 2157185, 2588622, 3882933, 4314370, 5177244, 6471555, 7765866, 8628740, 12943110, 15531732, 19414665, 25886220, 38829330, 77658660]

約数ペア:

[(1, 77658660), (2, 38829330), (3, 25886220), (4, 19414665), (5, 15531732), (6, 12943110), (9, 8628740), (10, 7765866), (12, 6471555), (15, 5177244), (18, 4314370), (20, 3882933), (30, 2588622), (36, 2157185), (45, 1725748), (60, 1294311), (90, 862874), (180, 431437), (317, 244980), (634, 122490), (951, 81660), (1268, 61245), (1361, 57060), (1585, 48996), (1902, 40830), (2722, 28530), (2853, 27220), (3170, 24498), (3804, 20415), (4083, 19020), (4755, 16332), (5444, 14265), (5706, 13610), (6340, 12249), (6805, 11412), (8166, 9510)]