68919540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26713}}^1$

素因数の和:26768

約数の個数: 48

約数和(自身を含む): 197469888

約数和(自身を除く): 128550348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 26713, 53426, 80139, 106852, 133565, 160278, 267130, 320556, 400695, 534260, 801390, 1148659, 1602780, 2297318, 3445977, 4594636, 5743295, 6891954, 11486590, 13783908, 17229885, 22973180, 34459770, 68919540]

約数ペア:

[(1, 68919540), (2, 34459770), (3, 22973180), (4, 17229885), (5, 13783908), (6, 11486590), (10, 6891954), (12, 5743295), (15, 4594636), (20, 3445977), (30, 2297318), (43, 1602780), (60, 1148659), (86, 801390), (129, 534260), (172, 400695), (215, 320556), (258, 267130), (430, 160278), (516, 133565), (645, 106852), (860, 80139), (1290, 53426), (2580, 26713)]