144586640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3821}}^1$

素因数の和:3888

約数の個数: 80

約数和(自身を含む): 375350976

約数和(自身を除く): 230764336

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, 1892, 2365, 3440, 3784, 3821, 4730, 7568, 7642, 9460, 15284, 18920, 19105, 30568, 37840, 38210, 42031, 61136, 76420, 84062, 152840, 164303, 168124, 210155, 305680, 328606, 336248, 420310, 657212, 672496, 821515, 840620, 1314424, 1643030, 1681240, 1807333, 2628848, 3286060, 3362480, 3614666, 6572120, 7229332, 9036665, 13144240, 14458664, 18073330, 28917328, 36146660, 72293320, 144586640]

約数ペア:

[(1, 144586640), (2, 72293320), (4, 36146660), (5, 28917328), (8, 18073330), (10, 14458664), (11, 13144240), (16, 9036665), (20, 7229332), (22, 6572120), (40, 3614666), (43, 3362480), (44, 3286060), (55, 2628848), (80, 1807333), (86, 1681240), (88, 1643030), (110, 1314424), (172, 840620), (176, 821515), (215, 672496), (220, 657212), (344, 420310), (430, 336248), (440, 328606), (473, 305680), (688, 210155), (860, 168124), (880, 164303), (946, 152840), (1720, 84062), (1892, 76420), (2365, 61136), (3440, 42031), (3784, 38210), (3821, 37840), (4730, 30568), (7568, 19105), (7642, 18920), (9460, 15284)]