239917980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{25469}}^1$

素因数の和:25638

約数の個数: 48

約数和(自身を含む): 676075680

約数和(自身を除く): 436157700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 25469, 50938, 76407, 101876, 127345, 152814, 254690, 305628, 382035, 509380, 764070, 1528140, 3998633, 7997266, 11995899, 15994532, 19993165, 23991798, 39986330, 47983596, 59979495, 79972660, 119958990, 239917980]

約数ペア:

[(1, 239917980), (2, 119958990), (3, 79972660), (4, 59979495), (5, 47983596), (6, 39986330), (10, 23991798), (12, 19993165), (15, 15994532), (20, 11995899), (30, 7997266), (60, 3998633), (157, 1528140), (314, 764070), (471, 509380), (628, 382035), (785, 305628), (942, 254690), (1570, 152814), (1884, 127345), (2355, 101876), (3140, 76407), (4710, 50938), (9420, 25469)]