20161346640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{348571}}^1$

素因数の和:348828

約数の個数: 80

約数和(自身を含む): 62759691456

約数和(自身を除く): 42598344816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 241, 482, 723, 964, 1205, 1446, 1928, 2410, 2892, 3615, 3856, 4820, 5784, 7230, 9640, 11568, 14460, 19280, 28920, 57840, 348571, 697142, 1045713, 1394284, 1742855, 2091426, 2788568, 3485710, 4182852, 5228565, 5577136, 6971420, 8365704, 10457130, 13942840, 16731408, 20914260, 27885680, 41828520, 83657040, 84005611, 168011222, 252016833, 336022444, 420028055, 504033666, 672044888, 840056110, 1008067332, 1260084165, 1344089776, 1680112220, 2016134664, 2520168330, 3360224440, 4032269328, 5040336660, 6720448880, 10080673320, 20161346640]

約数ペア:

[(1, 20161346640), (2, 10080673320), (3, 6720448880), (4, 5040336660), (5, 4032269328), (6, 3360224440), (8, 2520168330), (10, 2016134664), (12, 1680112220), (15, 1344089776), (16, 1260084165), (20, 1008067332), (24, 840056110), (30, 672044888), (40, 504033666), (48, 420028055), (60, 336022444), (80, 252016833), (120, 168011222), (240, 84005611), (241, 83657040), (482, 41828520), (723, 27885680), (964, 20914260), (1205, 16731408), (1446, 13942840), (1928, 10457130), (2410, 8365704), (2892, 6971420), (3615, 5577136), (3856, 5228565), (4820, 4182852), (5784, 3485710), (7230, 2788568), (9640, 2091426), (11568, 1742855), (14460, 1394284), (19280, 1045713), (28920, 697142), (57840, 348571)]