138487980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{2687}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 388362240

約数和(自身を除く): 249874260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 859, 1718, 2577, 2687, 3436, 4295, 5154, 5374, 8061, 8590, 10308, 10748, 12885, 13435, 16122, 17180, 25770, 26870, 32244, 40305, 51540, 53740, 80610, 161220, 2308133, 4616266, 6924399, 9232532, 11540665, 13848798, 23081330, 27697596, 34621995, 46162660, 69243990, 138487980]

約数ペア:

[(1, 138487980), (2, 69243990), (3, 46162660), (4, 34621995), (5, 27697596), (6, 23081330), (10, 13848798), (12, 11540665), (15, 9232532), (20, 6924399), (30, 4616266), (60, 2308133), (859, 161220), (1718, 80610), (2577, 53740), (2687, 51540), (3436, 40305), (4295, 32244), (5154, 26870), (5374, 25770), (8061, 17180), (8590, 16122), (10308, 13435), (10748, 12885)]