7780140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43223}}^1$

素因数の和:43238

約数の個数: 36

約数和(自身を含む): 23600304

約数和(自身を除く): 15820164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 43223, 86446, 129669, 172892, 216115, 259338, 389007, 432230, 518676, 648345, 778014, 864460, 1296690, 1556028, 1945035, 2593380, 3890070, 7780140]

約数ペア:

[(1, 7780140), (2, 3890070), (3, 2593380), (4, 1945035), (5, 1556028), (6, 1296690), (9, 864460), (10, 778014), (12, 648345), (15, 518676), (18, 432230), (20, 389007), (30, 259338), (36, 216115), (45, 172892), (60, 129669), (90, 86446), (180, 43223)]