307781460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1783}}^1$

素因数の和:1942

約数の個数: 144

約数和(自身を含む): 1075366656

約数和(自身を除く): 767585196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 411, 420, 548, 630, 685, 822, 959, 1233, 1260, 1370, 1644, 1783, 1918, 2055, 2466, 2740, 2877, 3566, 3836, 4110, 4795, 4932, 5349, 5754, 6165, 7132, 8220, 8631, 8915, 9590, 10698, 11508, 12330, 12481, 14385, 16047, 17262, 17830, 19180, 21396, 24660, 24962, 26745, 28770, 32094, 34524, 35660, 37443, 43155, 49924, 53490, 57540, 62405, 64188, 74886, 80235, 86310, 106980, 112329, 124810, 149772, 160470, 172620, 187215, 224658, 244271, 249620, 320940, 374430, 449316, 488542, 561645, 732813, 748860, 977084, 1123290, 1221355, 1465626, 1709897, 2198439, 2246580, 2442710, 2931252, 3419794, 3664065, 4396878, 4885420, 5129691, 6839588, 7328130, 8549485, 8793756, 10259382, 10992195, 14656260, 15389073, 17098970, 20518764, 21984390, 25648455, 30778146, 34197940, 43968780, 51296910, 61556292, 76945365, 102593820, 153890730, 307781460]

約数ペア:

[(1, 307781460), (2, 153890730), (3, 102593820), (4, 76945365), (5, 61556292), (6, 51296910), (7, 43968780), (9, 34197940), (10, 30778146), (12, 25648455), (14, 21984390), (15, 20518764), (18, 17098970), (20, 15389073), (21, 14656260), (28, 10992195), (30, 10259382), (35, 8793756), (36, 8549485), (42, 7328130), (45, 6839588), (60, 5129691), (63, 4885420), (70, 4396878), (84, 3664065), (90, 3419794), (105, 2931252), (126, 2442710), (137, 2246580), (140, 2198439), (180, 1709897), (210, 1465626), (252, 1221355), (274, 1123290), (315, 977084), (411, 748860), (420, 732813), (548, 561645), (630, 488542), (685, 449316), (822, 374430), (959, 320940), (1233, 249620), (1260, 244271), (1370, 224658), (1644, 187215), (1783, 172620), (1918, 160470), (2055, 149772), (2466, 124810), (2740, 112329), (2877, 106980), (3566, 86310), (3836, 80235), (4110, 74886), (4795, 64188), (4932, 62405), (5349, 57540), (5754, 53490), (6165, 49924), (7132, 43155), (8220, 37443), (8631, 35660), (8915, 34524), (9590, 32094), (10698, 28770), (11508, 26745), (12330, 24962), (12481, 24660), (14385, 21396), (16047, 19180), (17262, 17830)]