2660641320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{141223}}^1$

素因数の和:141394

約数の個数: 64

約数和(自身を含む): 8032821120

約数和(自身を除く): 5372179800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 18840, 141223, 282446, 423669, 564892, 706115, 847338, 1129784, 1412230, 1694676, 2118345, 2824460, 3389352, 4236690, 5648920, 8473380, 16946760, 22172011, 44344022, 66516033, 88688044, 110860055, 133032066, 177376088, 221720110, 266064132, 332580165, 443440220, 532128264, 665160330, 886880440, 1330320660, 2660641320]

約数ペア:

[(1, 2660641320), (2, 1330320660), (3, 886880440), (4, 665160330), (5, 532128264), (6, 443440220), (8, 332580165), (10, 266064132), (12, 221720110), (15, 177376088), (20, 133032066), (24, 110860055), (30, 88688044), (40, 66516033), (60, 44344022), (120, 22172011), (157, 16946760), (314, 8473380), (471, 5648920), (628, 4236690), (785, 3389352), (942, 2824460), (1256, 2118345), (1570, 1694676), (1884, 1412230), (2355, 1129784), (3140, 847338), (3768, 706115), (4710, 564892), (6280, 423669), (9420, 282446), (18840, 141223)]