211977540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4969}}^1$

素因数の和:5066

約数の個数: 96

約数和(自身を含む): 667968000

約数和(自身を除く): 455990460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 474, 540, 711, 790, 948, 1185, 1422, 1580, 2133, 2370, 2844, 3555, 4266, 4740, 4969, 7110, 8532, 9938, 10665, 14220, 14907, 19876, 21330, 24845, 29814, 42660, 44721, 49690, 59628, 74535, 89442, 99380, 134163, 149070, 178884, 223605, 268326, 298140, 392551, 447210, 536652, 670815, 785102, 894420, 1177653, 1341630, 1570204, 1962755, 2355306, 2683260, 3532959, 3925510, 4710612, 5888265, 7065918, 7851020, 10598877, 11776530, 14131836, 17664795, 21197754, 23553060, 35329590, 42395508, 52994385, 70659180, 105988770, 211977540]

約数ペア:

[(1, 211977540), (2, 105988770), (3, 70659180), (4, 52994385), (5, 42395508), (6, 35329590), (9, 23553060), (10, 21197754), (12, 17664795), (15, 14131836), (18, 11776530), (20, 10598877), (27, 7851020), (30, 7065918), (36, 5888265), (45, 4710612), (54, 3925510), (60, 3532959), (79, 2683260), (90, 2355306), (108, 1962755), (135, 1570204), (158, 1341630), (180, 1177653), (237, 894420), (270, 785102), (316, 670815), (395, 536652), (474, 447210), (540, 392551), (711, 298140), (790, 268326), (948, 223605), (1185, 178884), (1422, 149070), (1580, 134163), (2133, 99380), (2370, 89442), (2844, 74535), (3555, 59628), (4266, 49690), (4740, 44721), (4969, 42660), (7110, 29814), (8532, 24845), (9938, 21330), (10665, 19876), (14220, 14907)]