81270660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13411}}^1$

素因数の和:13524

約数の個数: 48

約数和(自身を含む): 229828032

約数和(自身を除く): 148557372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 6060, 13411, 26822, 40233, 53644, 67055, 80466, 134110, 160932, 201165, 268220, 402330, 804660, 1354511, 2709022, 4063533, 5418044, 6772555, 8127066, 13545110, 16254132, 20317665, 27090220, 40635330, 81270660]

約数ペア:

[(1, 81270660), (2, 40635330), (3, 27090220), (4, 20317665), (5, 16254132), (6, 13545110), (10, 8127066), (12, 6772555), (15, 5418044), (20, 4063533), (30, 2709022), (60, 1354511), (101, 804660), (202, 402330), (303, 268220), (404, 201165), (505, 160932), (606, 134110), (1010, 80466), (1212, 67055), (1515, 53644), (2020, 40233), (3030, 26822), (6060, 13411)]