67468720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1850

約数の個数: 80

約数和(自身を含む): 175203072

約数和(自身を除く): 107734352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1783, 1892, 2365, 3440, 3566, 3784, 4730, 7132, 7568, 8915, 9460, 14264, 17830, 18920, 19613, 28528, 35660, 37840, 39226, 71320, 76669, 78452, 98065, 142640, 153338, 156904, 196130, 306676, 313808, 383345, 392260, 613352, 766690, 784520, 843359, 1226704, 1533380, 1569040, 1686718, 3066760, 3373436, 4216795, 6133520, 6746872, 8433590, 13493744, 16867180, 33734360, 67468720]

約数ペア:

[(1, 67468720), (2, 33734360), (4, 16867180), (5, 13493744), (8, 8433590), (10, 6746872), (11, 6133520), (16, 4216795), (20, 3373436), (22, 3066760), (40, 1686718), (43, 1569040), (44, 1533380), (55, 1226704), (80, 843359), (86, 784520), (88, 766690), (110, 613352), (172, 392260), (176, 383345), (215, 313808), (220, 306676), (344, 196130), (430, 156904), (440, 153338), (473, 142640), (688, 98065), (860, 78452), (880, 76669), (946, 71320), (1720, 39226), (1783, 37840), (1892, 35660), (2365, 28528), (3440, 19613), (3566, 18920), (3784, 17830), (4730, 14264), (7132, 9460), (7568, 8915)]