81744120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{75689}}^1$

素因数の和:75709

約数の個数: 64

約数和(自身を含む): 272484000

約数和(自身を除く): 190739880

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, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 75689, 151378, 227067, 302756, 378445, 454134, 605512, 681201, 756890, 908268, 1135335, 1362402, 1513780, 1816536, 2043603, 2270670, 2724804, 3027560, 3406005, 4087206, 4541340, 5449608, 6812010, 8174412, 9082680, 10218015, 13624020, 16348824, 20436030, 27248040, 40872060, 81744120]

約数ペア:

[(1, 81744120), (2, 40872060), (3, 27248040), (4, 20436030), (5, 16348824), (6, 13624020), (8, 10218015), (9, 9082680), (10, 8174412), (12, 6812010), (15, 5449608), (18, 4541340), (20, 4087206), (24, 3406005), (27, 3027560), (30, 2724804), (36, 2270670), (40, 2043603), (45, 1816536), (54, 1513780), (60, 1362402), (72, 1135335), (90, 908268), (108, 756890), (120, 681201), (135, 605512), (180, 454134), (216, 378445), (270, 302756), (360, 227067), (540, 151378), (1080, 75689)]