201490960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2267}}^1$

素因数の和:2392

約数の個数: 80

約数和(自身を含む): 516341952

約数和(自身を除く): 314850992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 404, 440, 505, 808, 880, 1010, 1111, 1616, 2020, 2222, 2267, 4040, 4444, 4534, 5555, 8080, 8888, 9068, 11110, 11335, 17776, 18136, 22220, 22670, 24937, 36272, 44440, 45340, 49874, 88880, 90680, 99748, 124685, 181360, 199496, 228967, 249370, 398992, 457934, 498740, 915868, 997480, 1144835, 1831736, 1994960, 2289670, 2518637, 3663472, 4579340, 5037274, 9158680, 10074548, 12593185, 18317360, 20149096, 25186370, 40298192, 50372740, 100745480, 201490960]

約数ペア:

[(1, 201490960), (2, 100745480), (4, 50372740), (5, 40298192), (8, 25186370), (10, 20149096), (11, 18317360), (16, 12593185), (20, 10074548), (22, 9158680), (40, 5037274), (44, 4579340), (55, 3663472), (80, 2518637), (88, 2289670), (101, 1994960), (110, 1831736), (176, 1144835), (202, 997480), (220, 915868), (404, 498740), (440, 457934), (505, 398992), (808, 249370), (880, 228967), (1010, 199496), (1111, 181360), (1616, 124685), (2020, 99748), (2222, 90680), (2267, 88880), (4040, 49874), (4444, 45340), (4534, 44440), (5555, 36272), (8080, 24937), (8888, 22670), (9068, 22220), (11110, 18136), (11335, 17776)]