290141880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1637}}^1$

素因数の和:1869

約数の個数: 128

約数和(自身を含む): 1000097280

約数和(自身を除く): 709955400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 420, 422, 633, 840, 844, 1055, 1266, 1477, 1637, 1688, 2110, 2532, 2954, 3165, 3274, 4220, 4431, 4911, 5064, 5908, 6330, 6548, 7385, 8185, 8440, 8862, 9822, 11459, 11816, 12660, 13096, 14770, 16370, 17724, 19644, 22155, 22918, 24555, 25320, 29540, 32740, 34377, 35448, 39288, 44310, 45836, 49110, 57295, 59080, 65480, 68754, 88620, 91672, 98220, 114590, 137508, 171885, 177240, 196440, 229180, 275016, 343770, 345407, 458360, 687540, 690814, 1036221, 1375080, 1381628, 1727035, 2072442, 2417849, 2763256, 3454070, 4144884, 4835698, 5181105, 6908140, 7253547, 8289768, 9671396, 10362210, 12089245, 13816280, 14507094, 19342792, 20724420, 24178490, 29014188, 36267735, 41448840, 48356980, 58028376, 72535470, 96713960, 145070940, 290141880]

約数ペア:

[(1, 290141880), (2, 145070940), (3, 96713960), (4, 72535470), (5, 58028376), (6, 48356980), (7, 41448840), (8, 36267735), (10, 29014188), (12, 24178490), (14, 20724420), (15, 19342792), (20, 14507094), (21, 13816280), (24, 12089245), (28, 10362210), (30, 9671396), (35, 8289768), (40, 7253547), (42, 6908140), (56, 5181105), (60, 4835698), (70, 4144884), (84, 3454070), (105, 2763256), (120, 2417849), (140, 2072442), (168, 1727035), (210, 1381628), (211, 1375080), (280, 1036221), (420, 690814), (422, 687540), (633, 458360), (840, 345407), (844, 343770), (1055, 275016), (1266, 229180), (1477, 196440), (1637, 177240), (1688, 171885), (2110, 137508), (2532, 114590), (2954, 98220), (3165, 91672), (3274, 88620), (4220, 68754), (4431, 65480), (4911, 59080), (5064, 57295), (5908, 49110), (6330, 45836), (6548, 44310), (7385, 39288), (8185, 35448), (8440, 34377), (8862, 32740), (9822, 29540), (11459, 25320), (11816, 24555), (12660, 22918), (13096, 22155), (14770, 19644), (16370, 17724)]