181220004

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{79903}}^1$

素因数の和:79926

約数の個数: 60

約数和(自身を含む): 541429504

約数和(自身を除く): 360209500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 79903, 159806, 239709, 319612, 479418, 559321, 719127, 958836, 1118642, 1438254, 1677963, 2157381, 2237284, 2876508, 3355926, 4314762, 5033889, 6472143, 6711852, 8629524, 10067778, 12944286, 15101667, 20135556, 25888572, 30203334, 45305001, 60406668, 90610002, 181220004]

約数ペア:

[(1, 181220004), (2, 90610002), (3, 60406668), (4, 45305001), (6, 30203334), (7, 25888572), (9, 20135556), (12, 15101667), (14, 12944286), (18, 10067778), (21, 8629524), (27, 6711852), (28, 6472143), (36, 5033889), (42, 4314762), (54, 3355926), (63, 2876508), (81, 2237284), (84, 2157381), (108, 1677963), (126, 1438254), (162, 1118642), (189, 958836), (252, 719127), (324, 559321), (378, 479418), (567, 319612), (756, 239709), (1134, 159806), (2268, 79903)]