51768120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1109}}^1$

素因数の和:1512

約数の個数: 64

約数和(自身を含む): 155844000

約数和(自身を除く): 104075880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 1109, 1167, 1556, 1945, 2218, 2334, 3112, 3327, 3890, 4436, 4668, 5545, 5835, 6654, 7780, 8872, 9336, 11090, 11670, 13308, 15560, 16635, 22180, 23340, 26616, 33270, 44360, 46680, 66540, 133080, 431401, 862802, 1294203, 1725604, 2157005, 2588406, 3451208, 4314010, 5176812, 6471015, 8628020, 10353624, 12942030, 17256040, 25884060, 51768120]

約数ペア:

[(1, 51768120), (2, 25884060), (3, 17256040), (4, 12942030), (5, 10353624), (6, 8628020), (8, 6471015), (10, 5176812), (12, 4314010), (15, 3451208), (20, 2588406), (24, 2157005), (30, 1725604), (40, 1294203), (60, 862802), (120, 431401), (389, 133080), (778, 66540), (1109, 46680), (1167, 44360), (1556, 33270), (1945, 26616), (2218, 23340), (2334, 22180), (3112, 16635), (3327, 15560), (3890, 13308), (4436, 11670), (4668, 11090), (5545, 9336), (5835, 8872), (6654, 7780)]