21176160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 67368672

約数和(自身を除く): 46192512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 281, 314, 471, 480, 562, 628, 785, 843, 942, 1124, 1256, 1405, 1570, 1686, 1884, 2248, 2355, 2512, 2810, 3140, 3372, 3768, 4215, 4496, 4710, 5024, 5620, 6280, 6744, 7536, 8430, 8992, 9420, 11240, 12560, 13488, 15072, 16860, 18840, 22480, 25120, 26976, 33720, 37680, 44117, 44960, 67440, 75360, 88234, 132351, 134880, 176468, 220585, 264702, 352936, 441170, 529404, 661755, 705872, 882340, 1058808, 1323510, 1411744, 1764680, 2117616, 2647020, 3529360, 4235232, 5294040, 7058720, 10588080, 21176160]

約数ペア:

[(1, 21176160), (2, 10588080), (3, 7058720), (4, 5294040), (5, 4235232), (6, 3529360), (8, 2647020), (10, 2117616), (12, 1764680), (15, 1411744), (16, 1323510), (20, 1058808), (24, 882340), (30, 705872), (32, 661755), (40, 529404), (48, 441170), (60, 352936), (80, 264702), (96, 220585), (120, 176468), (157, 134880), (160, 132351), (240, 88234), (281, 75360), (314, 67440), (471, 44960), (480, 44117), (562, 37680), (628, 33720), (785, 26976), (843, 25120), (942, 22480), (1124, 18840), (1256, 16860), (1405, 15072), (1570, 13488), (1686, 12560), (1884, 11240), (2248, 9420), (2355, 8992), (2512, 8430), (2810, 7536), (3140, 6744), (3372, 6280), (3768, 5620), (4215, 5024), (4496, 4710)]