1666563792

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1\times {\mathrm{787}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 4353655872

約数和(自身を除く): 2687092080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 281, 314, 471, 562, 628, 787, 843, 942, 1124, 1256, 1574, 1686, 1884, 2248, 2361, 2512, 3148, 3372, 3768, 4496, 4722, 6296, 6744, 7536, 9444, 12592, 13488, 18888, 37776, 44117, 88234, 123559, 132351, 176468, 221147, 247118, 264702, 352936, 370677, 442294, 494236, 529404, 663441, 705872, 741354, 884588, 988472, 1058808, 1326882, 1482708, 1769176, 1976944, 2117616, 2653764, 2965416, 3538352, 5307528, 5930832, 10615056, 34720079, 69440158, 104160237, 138880316, 208320474, 277760632, 416640948, 555521264, 833281896, 1666563792]

約数ペア:

[(1, 1666563792), (2, 833281896), (3, 555521264), (4, 416640948), (6, 277760632), (8, 208320474), (12, 138880316), (16, 104160237), (24, 69440158), (48, 34720079), (157, 10615056), (281, 5930832), (314, 5307528), (471, 3538352), (562, 2965416), (628, 2653764), (787, 2117616), (843, 1976944), (942, 1769176), (1124, 1482708), (1256, 1326882), (1574, 1058808), (1686, 988472), (1884, 884588), (2248, 741354), (2361, 705872), (2512, 663441), (3148, 529404), (3372, 494236), (3768, 442294), (4496, 370677), (4722, 352936), (6296, 264702), (6744, 247118), (7536, 221147), (9444, 176468), (12592, 132351), (13488, 123559), (18888, 88234), (37776, 44117)]