47520240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 147981600

約数和(自身を除く): 100461360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 509, 778, 1018, 1167, 1527, 1556, 1945, 2036, 2334, 2545, 3054, 3112, 3890, 4072, 4668, 5090, 5835, 6108, 6224, 7635, 7780, 8144, 9336, 10180, 11670, 12216, 15270, 15560, 18672, 20360, 23340, 24432, 30540, 31120, 40720, 46680, 61080, 93360, 122160, 198001, 396002, 594003, 792004, 990005, 1188006, 1584008, 1980010, 2376012, 2970015, 3168016, 3960020, 4752024, 5940030, 7920040, 9504048, 11880060, 15840080, 23760120, 47520240]

約数ペア:

[(1, 47520240), (2, 23760120), (3, 15840080), (4, 11880060), (5, 9504048), (6, 7920040), (8, 5940030), (10, 4752024), (12, 3960020), (15, 3168016), (16, 2970015), (20, 2376012), (24, 1980010), (30, 1584008), (40, 1188006), (48, 990005), (60, 792004), (80, 594003), (120, 396002), (240, 198001), (389, 122160), (509, 93360), (778, 61080), (1018, 46680), (1167, 40720), (1527, 31120), (1556, 30540), (1945, 24432), (2036, 23340), (2334, 20360), (2545, 18672), (3054, 15560), (3112, 15270), (3890, 12216), (4072, 11670), (4668, 10180), (5090, 9336), (5835, 8144), (6108, 7780), (6224, 7635)]