77639820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1381}}^1$

素因数の和:2330

約数の個数: 48

約数和(自身を含む): 217781088

約数和(自身を除く): 140141268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 937, 1381, 1874, 2762, 2811, 3748, 4143, 4685, 5524, 5622, 6905, 8286, 9370, 11244, 13810, 14055, 16572, 18740, 20715, 27620, 28110, 41430, 56220, 82860, 1293997, 2587994, 3881991, 5175988, 6469985, 7763982, 12939970, 15527964, 19409955, 25879940, 38819910, 77639820]

約数ペア:

[(1, 77639820), (2, 38819910), (3, 25879940), (4, 19409955), (5, 15527964), (6, 12939970), (10, 7763982), (12, 6469985), (15, 5175988), (20, 3881991), (30, 2587994), (60, 1293997), (937, 82860), (1381, 56220), (1874, 41430), (2762, 28110), (2811, 27620), (3748, 20715), (4143, 18740), (4685, 16572), (5524, 14055), (5622, 13810), (6905, 11244), (8286, 9370)]