16240080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 50782464

約数和(自身を除く): 34542384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 431, 471, 628, 785, 862, 942, 1256, 1293, 1570, 1724, 1884, 2155, 2355, 2512, 2586, 3140, 3448, 3768, 4310, 4710, 5172, 6280, 6465, 6896, 7536, 8620, 9420, 10344, 12560, 12930, 17240, 18840, 20688, 25860, 34480, 37680, 51720, 67667, 103440, 135334, 203001, 270668, 338335, 406002, 541336, 676670, 812004, 1015005, 1082672, 1353340, 1624008, 2030010, 2706680, 3248016, 4060020, 5413360, 8120040, 16240080]

約数ペア:

[(1, 16240080), (2, 8120040), (3, 5413360), (4, 4060020), (5, 3248016), (6, 2706680), (8, 2030010), (10, 1624008), (12, 1353340), (15, 1082672), (16, 1015005), (20, 812004), (24, 676670), (30, 541336), (40, 406002), (48, 338335), (60, 270668), (80, 203001), (120, 135334), (157, 103440), (240, 67667), (314, 51720), (431, 37680), (471, 34480), (628, 25860), (785, 20688), (862, 18840), (942, 17240), (1256, 12930), (1293, 12560), (1570, 10344), (1724, 9420), (1884, 8620), (2155, 7536), (2355, 6896), (2512, 6465), (2586, 6280), (3140, 5172), (3448, 4710), (3768, 4310)]