121389240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{144511}}^1$

素因数の和:144532

約数の個数: 64

約数和(自身を含む): 416194560

約数和(自身を除く): 294805320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 144511, 289022, 433533, 578044, 722555, 867066, 1011577, 1156088, 1445110, 1734132, 2023154, 2167665, 2890220, 3034731, 3468264, 4046308, 4335330, 5057885, 5780440, 6069462, 8092616, 8670660, 10115770, 12138924, 15173655, 17341320, 20231540, 24277848, 30347310, 40463080, 60694620, 121389240]

約数ペア:

[(1, 121389240), (2, 60694620), (3, 40463080), (4, 30347310), (5, 24277848), (6, 20231540), (7, 17341320), (8, 15173655), (10, 12138924), (12, 10115770), (14, 8670660), (15, 8092616), (20, 6069462), (21, 5780440), (24, 5057885), (28, 4335330), (30, 4046308), (35, 3468264), (40, 3034731), (42, 2890220), (56, 2167665), (60, 2023154), (70, 1734132), (84, 1445110), (105, 1156088), (120, 1011577), (140, 867066), (168, 722555), (210, 578044), (280, 433533), (420, 289022), (840, 144511)]