82814520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1721}}^1$

素因数の和:2136

約数の個数: 64

約数和(自身を含む): 249207840

約数和(自身を除く): 166393320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 1721, 2005, 2406, 3208, 3442, 4010, 4812, 5163, 6015, 6884, 8020, 8605, 9624, 10326, 12030, 13768, 16040, 17210, 20652, 24060, 25815, 34420, 41304, 48120, 51630, 68840, 103260, 206520, 690121, 1380242, 2070363, 2760484, 3450605, 4140726, 5520968, 6901210, 8281452, 10351815, 13802420, 16562904, 20703630, 27604840, 41407260, 82814520]

約数ペア:

[(1, 82814520), (2, 41407260), (3, 27604840), (4, 20703630), (5, 16562904), (6, 13802420), (8, 10351815), (10, 8281452), (12, 6901210), (15, 5520968), (20, 4140726), (24, 3450605), (30, 2760484), (40, 2070363), (60, 1380242), (120, 690121), (401, 206520), (802, 103260), (1203, 68840), (1604, 51630), (1721, 48120), (2005, 41304), (2406, 34420), (3208, 25815), (3442, 24060), (4010, 20652), (4812, 17210), (5163, 16040), (6015, 13768), (6884, 12030), (8020, 10326), (8605, 9624)]