1288553940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2386211}}^1$

素因数の和:2386229

約数の個数: 48

約数和(自身を含む): 4008836160

約数和(自身を除く): 2720282220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2386211, 4772422, 7158633, 9544844, 11931055, 14317266, 21475899, 23862110, 28634532, 35793165, 42951798, 47724220, 64427697, 71586330, 85903596, 107379495, 128855394, 143172660, 214758990, 257710788, 322138485, 429517980, 644276970, 1288553940]

約数ペア:

[(1, 1288553940), (2, 644276970), (3, 429517980), (4, 322138485), (5, 257710788), (6, 214758990), (9, 143172660), (10, 128855394), (12, 107379495), (15, 85903596), (18, 71586330), (20, 64427697), (27, 47724220), (30, 42951798), (36, 35793165), (45, 28634532), (54, 23862110), (60, 21475899), (90, 14317266), (108, 11931055), (135, 9544844), (180, 7158633), (270, 4772422), (540, 2386211)]