57906540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{827}}^1$

素因数の和:1231

約数の個数: 72

約数和(自身を含む): 176314320

約数和(自身を除く): 118407780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 827, 1167, 1556, 1654, 1945, 2334, 2481, 3308, 3501, 3890, 4135, 4668, 4962, 5835, 7002, 7443, 7780, 8270, 9924, 11670, 12405, 14004, 14886, 16540, 17505, 23340, 24810, 29772, 35010, 37215, 49620, 70020, 74430, 148860, 321703, 643406, 965109, 1286812, 1608515, 1930218, 2895327, 3217030, 3860436, 4825545, 5790654, 6434060, 9651090, 11581308, 14476635, 19302180, 28953270, 57906540]

約数ペア:

[(1, 57906540), (2, 28953270), (3, 19302180), (4, 14476635), (5, 11581308), (6, 9651090), (9, 6434060), (10, 5790654), (12, 4825545), (15, 3860436), (18, 3217030), (20, 2895327), (30, 1930218), (36, 1608515), (45, 1286812), (60, 965109), (90, 643406), (180, 321703), (389, 148860), (778, 74430), (827, 70020), (1167, 49620), (1556, 37215), (1654, 35010), (1945, 29772), (2334, 24810), (2481, 23340), (3308, 17505), (3501, 16540), (3890, 14886), (4135, 14004), (4668, 12405), (4962, 11670), (5835, 9924), (7002, 8270), (7443, 7780)]