1330450960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{881}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 3176046720

約数和(自身を除く): 1845595760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 439, 688, 860, 878, 881, 1720, 1756, 1762, 2195, 3440, 3512, 3524, 4390, 4405, 7024, 7048, 8780, 8810, 14096, 17560, 17620, 18877, 35120, 35240, 37754, 37883, 70480, 75508, 75766, 94385, 151016, 151532, 188770, 189415, 302032, 303064, 377540, 378830, 386759, 606128, 755080, 757660, 773518, 1510160, 1515320, 1547036, 1933795, 3030640, 3094072, 3867590, 6188144, 7735180, 15470360, 16630637, 30940720, 33261274, 66522548, 83153185, 133045096, 166306370, 266090192, 332612740, 665225480, 1330450960]

約数ペア:

[(1, 1330450960), (2, 665225480), (4, 332612740), (5, 266090192), (8, 166306370), (10, 133045096), (16, 83153185), (20, 66522548), (40, 33261274), (43, 30940720), (80, 16630637), (86, 15470360), (172, 7735180), (215, 6188144), (344, 3867590), (430, 3094072), (439, 3030640), (688, 1933795), (860, 1547036), (878, 1515320), (881, 1510160), (1720, 773518), (1756, 757660), (1762, 755080), (2195, 606128), (3440, 386759), (3512, 378830), (3524, 377540), (4390, 303064), (4405, 302032), (7024, 189415), (7048, 188770), (8780, 151532), (8810, 151016), (14096, 94385), (17560, 75766), (17620, 75508), (18877, 70480), (35120, 37883), (35240, 37754)]