81268380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{150497}}^1$

素因数の和:150515

約数の個数: 48

約数和(自身を含む): 252836640

約数和(自身を除く): 171568260

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, 150497, 300994, 451491, 601988, 752485, 902982, 1354473, 1504970, 1805964, 2257455, 2708946, 3009940, 4063419, 4514910, 5417892, 6772365, 8126838, 9029820, 13544730, 16253676, 20317095, 27089460, 40634190, 81268380]

約数ペア:

[(1, 81268380), (2, 40634190), (3, 27089460), (4, 20317095), (5, 16253676), (6, 13544730), (9, 9029820), (10, 8126838), (12, 6772365), (15, 5417892), (18, 4514910), (20, 4063419), (27, 3009940), (30, 2708946), (36, 2257455), (45, 1805964), (54, 1504970), (60, 1354473), (90, 902982), (108, 752485), (135, 601988), (180, 451491), (270, 300994), (540, 150497)]