257607570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 697973760

約数和(自身を除く): 440366190

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 59, 66, 101, 110, 118, 131, 165, 177, 202, 262, 295, 303, 330, 354, 393, 505, 590, 606, 649, 655, 786, 885, 1010, 1111, 1298, 1310, 1441, 1515, 1770, 1947, 1965, 2222, 2882, 3030, 3245, 3333, 3894, 3930, 4323, 5555, 5959, 6490, 6666, 7205, 7729, 8646, 9735, 11110, 11918, 13231, 14410, 15458, 16665, 17877, 19470, 21615, 23187, 26462, 29795, 33330, 35754, 38645, 39693, 43230, 46374, 59590, 65549, 66155, 77290, 79386, 85019, 89385, 115935, 131098, 132310, 145541, 170038, 178770, 196647, 198465, 231870, 255057, 291082, 327745, 393294, 396930, 425095, 436623, 510114, 655490, 727705, 780629, 850190, 873246, 983235, 1275285, 1455410, 1561258, 1966470, 2183115, 2341887, 2550570, 3903145, 4366230, 4683774, 7806290, 8586919, 11709435, 17173838, 23418870, 25760757, 42934595, 51521514, 85869190, 128803785, 257607570]

約数ペア:

[(1, 257607570), (2, 128803785), (3, 85869190), (5, 51521514), (6, 42934595), (10, 25760757), (11, 23418870), (15, 17173838), (22, 11709435), (30, 8586919), (33, 7806290), (55, 4683774), (59, 4366230), (66, 3903145), (101, 2550570), (110, 2341887), (118, 2183115), (131, 1966470), (165, 1561258), (177, 1455410), (202, 1275285), (262, 983235), (295, 873246), (303, 850190), (330, 780629), (354, 727705), (393, 655490), (505, 510114), (590, 436623), (606, 425095), (649, 396930), (655, 393294), (786, 327745), (885, 291082), (1010, 255057), (1111, 231870), (1298, 198465), (1310, 196647), (1441, 178770), (1515, 170038), (1770, 145541), (1947, 132310), (1965, 131098), (2222, 115935), (2882, 89385), (3030, 85019), (3245, 79386), (3333, 77290), (3894, 66155), (3930, 65549), (4323, 59590), (5555, 46374), (5959, 43230), (6490, 39693), (6666, 38645), (7205, 35754), (7729, 33330), (8646, 29795), (9735, 26462), (11110, 23187), (11918, 21615), (13231, 19470), (14410, 17877), (15458, 16665)]