28297680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{751}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 88399104

約数和(自身を除く): 60101424

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, 751, 785, 942, 1256, 1502, 1570, 1884, 2253, 2355, 2512, 3004, 3140, 3755, 3768, 4506, 4710, 6008, 6280, 7510, 7536, 9012, 9420, 11265, 12016, 12560, 15020, 18024, 18840, 22530, 30040, 36048, 37680, 45060, 60080, 90120, 117907, 180240, 235814, 353721, 471628, 589535, 707442, 943256, 1179070, 1414884, 1768605, 1886512, 2358140, 2829768, 3537210, 4716280, 5659536, 7074420, 9432560, 14148840, 28297680]

約数ペア:

[(1, 28297680), (2, 14148840), (3, 9432560), (4, 7074420), (5, 5659536), (6, 4716280), (8, 3537210), (10, 2829768), (12, 2358140), (15, 1886512), (16, 1768605), (20, 1414884), (24, 1179070), (30, 943256), (40, 707442), (48, 589535), (60, 471628), (80, 353721), (120, 235814), (157, 180240), (240, 117907), (314, 90120), (471, 60080), (628, 45060), (751, 37680), (785, 36048), (942, 30040), (1256, 22530), (1502, 18840), (1570, 18024), (1884, 15020), (2253, 12560), (2355, 12016), (2512, 11265), (3004, 9420), (3140, 9012), (3755, 7536), (3768, 7510), (4506, 6280), (4710, 6008)]