81924660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12301}}^1$

素因数の和:12353

約数の個数: 72

約数和(自身を含む): 255241896

約数和(自身を除く): 173317236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 12301, 24602, 36903, 49204, 61505, 73806, 110709, 123010, 147612, 184515, 221418, 246020, 369030, 442836, 455137, 553545, 738060, 910274, 1107090, 1365411, 1820548, 2214180, 2275685, 2730822, 4096233, 4551370, 5461644, 6827055, 8192466, 9102740, 13654110, 16384932, 20481165, 27308220, 40962330, 81924660]

約数ペア:

[(1, 81924660), (2, 40962330), (3, 27308220), (4, 20481165), (5, 16384932), (6, 13654110), (9, 9102740), (10, 8192466), (12, 6827055), (15, 5461644), (18, 4551370), (20, 4096233), (30, 2730822), (36, 2275685), (37, 2214180), (45, 1820548), (60, 1365411), (74, 1107090), (90, 910274), (111, 738060), (148, 553545), (180, 455137), (185, 442836), (222, 369030), (333, 246020), (370, 221418), (444, 184515), (555, 147612), (666, 123010), (740, 110709), (1110, 73806), (1332, 61505), (1665, 49204), (2220, 36903), (3330, 24602), (6660, 12301)]