80209560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2663}}^1$

素因数の和:2928

約数の個数: 64

約数和(自身を含む): 241678080

約数和(自身を除く): 161468520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 2663, 3012, 3765, 5020, 5326, 6024, 7530, 7989, 10040, 10652, 13315, 15060, 15978, 21304, 26630, 30120, 31956, 39945, 53260, 63912, 79890, 106520, 159780, 319560, 668413, 1336826, 2005239, 2673652, 3342065, 4010478, 5347304, 6684130, 8020956, 10026195, 13368260, 16041912, 20052390, 26736520, 40104780, 80209560]

約数ペア:

[(1, 80209560), (2, 40104780), (3, 26736520), (4, 20052390), (5, 16041912), (6, 13368260), (8, 10026195), (10, 8020956), (12, 6684130), (15, 5347304), (20, 4010478), (24, 3342065), (30, 2673652), (40, 2005239), (60, 1336826), (120, 668413), (251, 319560), (502, 159780), (753, 106520), (1004, 79890), (1255, 63912), (1506, 53260), (2008, 39945), (2510, 31956), (2663, 30120), (3012, 26630), (3765, 21304), (5020, 15978), (5326, 15060), (6024, 13315), (7530, 10652), (7989, 10040)]