290776560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7717}}^1$

素因数の和:7890

約数の個数: 80

約数和(自身を含む): 907266336

約数和(自身を除く): 616489776

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, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 7536, 7717, 9420, 12560, 15434, 18840, 23151, 30868, 37680, 38585, 46302, 61736, 77170, 92604, 115755, 123472, 154340, 185208, 231510, 308680, 370416, 463020, 617360, 926040, 1211569, 1852080, 2423138, 3634707, 4846276, 6057845, 7269414, 9692552, 12115690, 14538828, 18173535, 19385104, 24231380, 29077656, 36347070, 48462760, 58155312, 72694140, 96925520, 145388280, 290776560]

約数ペア:

[(1, 290776560), (2, 145388280), (3, 96925520), (4, 72694140), (5, 58155312), (6, 48462760), (8, 36347070), (10, 29077656), (12, 24231380), (15, 19385104), (16, 18173535), (20, 14538828), (24, 12115690), (30, 9692552), (40, 7269414), (48, 6057845), (60, 4846276), (80, 3634707), (120, 2423138), (157, 1852080), (240, 1211569), (314, 926040), (471, 617360), (628, 463020), (785, 370416), (942, 308680), (1256, 231510), (1570, 185208), (1884, 154340), (2355, 123472), (2512, 115755), (3140, 92604), (3768, 77170), (4710, 61736), (6280, 46302), (7536, 38585), (7717, 37680), (9420, 30868), (12560, 23151), (15434, 18840)]