338658660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99023}}^1$

素因数の和:99057

約数の個数: 72

約数和(自身を含む): 1081342080

約数和(自身を除く): 742683420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 99023, 198046, 297069, 396092, 495115, 594138, 891207, 990230, 1188276, 1485345, 1782414, 1881437, 1980460, 2970690, 3564828, 3762874, 4456035, 5644311, 5941380, 7525748, 8912070, 9407185, 11288622, 16932933, 17824140, 18814370, 22577244, 28221555, 33865866, 37628740, 56443110, 67731732, 84664665, 112886220, 169329330, 338658660]

約数ペア:

[(1, 338658660), (2, 169329330), (3, 112886220), (4, 84664665), (5, 67731732), (6, 56443110), (9, 37628740), (10, 33865866), (12, 28221555), (15, 22577244), (18, 18814370), (19, 17824140), (20, 16932933), (30, 11288622), (36, 9407185), (38, 8912070), (45, 7525748), (57, 5941380), (60, 5644311), (76, 4456035), (90, 3762874), (95, 3564828), (114, 2970690), (171, 1980460), (180, 1881437), (190, 1782414), (228, 1485345), (285, 1188276), (342, 990230), (380, 891207), (570, 594138), (684, 495115), (855, 396092), (1140, 297069), (1710, 198046), (3420, 99023)]