80495820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1327}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 245079744

約数和(自身を除く): 164583924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 337, 674, 1011, 1327, 1348, 1685, 2022, 2654, 3033, 3370, 3981, 4044, 5055, 5308, 6066, 6635, 6740, 7962, 10110, 11943, 12132, 13270, 15165, 15924, 19905, 20220, 23886, 26540, 30330, 39810, 47772, 59715, 60660, 79620, 119430, 238860, 447199, 894398, 1341597, 1788796, 2235995, 2683194, 4024791, 4471990, 5366388, 6707985, 8049582, 8943980, 13415970, 16099164, 20123955, 26831940, 40247910, 80495820]

約数ペア:

[(1, 80495820), (2, 40247910), (3, 26831940), (4, 20123955), (5, 16099164), (6, 13415970), (9, 8943980), (10, 8049582), (12, 6707985), (15, 5366388), (18, 4471990), (20, 4024791), (30, 2683194), (36, 2235995), (45, 1788796), (60, 1341597), (90, 894398), (180, 447199), (337, 238860), (674, 119430), (1011, 79620), (1327, 60660), (1348, 59715), (1685, 47772), (2022, 39810), (2654, 30330), (3033, 26540), (3370, 23886), (3981, 20220), (4044, 19905), (5055, 15924), (5308, 15165), (6066, 13270), (6635, 12132), (6740, 11943), (7962, 10110)]