31764240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:457

約数の個数: 120

約数和(自身を含む): 107736408

約数和(自身を除く): 75972168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 281, 314, 360, 471, 562, 628, 720, 785, 843, 942, 1124, 1256, 1405, 1413, 1570, 1686, 1884, 2248, 2355, 2512, 2529, 2810, 2826, 3140, 3372, 3768, 4215, 4496, 4710, 5058, 5620, 5652, 6280, 6744, 7065, 7536, 8430, 9420, 10116, 11240, 11304, 12560, 12645, 13488, 14130, 16860, 18840, 20232, 22480, 22608, 25290, 28260, 33720, 37680, 40464, 44117, 50580, 56520, 67440, 88234, 101160, 113040, 132351, 176468, 202320, 220585, 264702, 352936, 397053, 441170, 529404, 661755, 705872, 794106, 882340, 1058808, 1323510, 1588212, 1764680, 1985265, 2117616, 2647020, 3176424, 3529360, 3970530, 5294040, 6352848, 7941060, 10588080, 15882120, 31764240]

約数ペア:

[(1, 31764240), (2, 15882120), (3, 10588080), (4, 7941060), (5, 6352848), (6, 5294040), (8, 3970530), (9, 3529360), (10, 3176424), (12, 2647020), (15, 2117616), (16, 1985265), (18, 1764680), (20, 1588212), (24, 1323510), (30, 1058808), (36, 882340), (40, 794106), (45, 705872), (48, 661755), (60, 529404), (72, 441170), (80, 397053), (90, 352936), (120, 264702), (144, 220585), (157, 202320), (180, 176468), (240, 132351), (281, 113040), (314, 101160), (360, 88234), (471, 67440), (562, 56520), (628, 50580), (720, 44117), (785, 40464), (843, 37680), (942, 33720), (1124, 28260), (1256, 25290), (1405, 22608), (1413, 22480), (1570, 20232), (1686, 18840), (1884, 16860), (2248, 14130), (2355, 13488), (2512, 12645), (2529, 12560), (2810, 11304), (2826, 11240), (3140, 10116), (3372, 9420), (3768, 8430), (4215, 7536), (4496, 7065), (4710, 6744), (5058, 6280), (5620, 5652)]