121212540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{673403}}^1$

素因数の和:673418

約数の個数: 36

約数和(自身を含む): 367678584

約数和(自身を除く): 246466044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 673403, 1346806, 2020209, 2693612, 3367015, 4040418, 6060627, 6734030, 8080836, 10101045, 12121254, 13468060, 20202090, 24242508, 30303135, 40404180, 60606270, 121212540]

約数ペア:

[(1, 121212540), (2, 60606270), (3, 40404180), (4, 30303135), (5, 24242508), (6, 20202090), (9, 13468060), (10, 12121254), (12, 10101045), (15, 8080836), (18, 6734030), (20, 6060627), (30, 4040418), (36, 3367015), (45, 2693612), (60, 2020209), (90, 1346806), (180, 673403)]