64073440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 158336640

約数和(自身を除く): 94263200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 67, 80, 86, 134, 139, 160, 172, 215, 268, 278, 335, 344, 430, 536, 556, 670, 688, 695, 860, 1072, 1112, 1340, 1376, 1390, 1720, 2144, 2224, 2680, 2780, 2881, 3440, 4448, 5360, 5560, 5762, 5977, 6880, 9313, 10720, 11120, 11524, 11954, 14405, 18626, 22240, 23048, 23908, 28810, 29885, 37252, 46096, 46565, 47816, 57620, 59770, 74504, 92192, 93130, 95632, 115240, 119540, 149008, 186260, 191264, 230480, 239080, 298016, 372520, 400459, 460960, 478160, 745040, 800918, 956320, 1490080, 1601836, 2002295, 3203672, 4004590, 6407344, 8009180, 12814688, 16018360, 32036720, 64073440]

約数ペア:

[(1, 64073440), (2, 32036720), (4, 16018360), (5, 12814688), (8, 8009180), (10, 6407344), (16, 4004590), (20, 3203672), (32, 2002295), (40, 1601836), (43, 1490080), (67, 956320), (80, 800918), (86, 745040), (134, 478160), (139, 460960), (160, 400459), (172, 372520), (215, 298016), (268, 239080), (278, 230480), (335, 191264), (344, 186260), (430, 149008), (536, 119540), (556, 115240), (670, 95632), (688, 93130), (695, 92192), (860, 74504), (1072, 59770), (1112, 57620), (1340, 47816), (1376, 46565), (1390, 46096), (1720, 37252), (2144, 29885), (2224, 28810), (2680, 23908), (2780, 23048), (2881, 22240), (3440, 18626), (4448, 14405), (5360, 11954), (5560, 11524), (5762, 11120), (5977, 10720), (6880, 9313)]