278345280356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1\times {\mathrm{6949}}^1$

素因数の和:7509

約数の個数: 96

約数和(自身を含む): 576700992000

約数和(自身を除く): 298355711644

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 239, 286, 293, 478, 572, 586, 956, 1172, 2629, 3107, 3223, 3809, 5258, 6214, 6446, 6949, 7618, 10516, 12428, 12892, 13898, 15236, 27796, 34177, 41899, 68354, 70027, 76439, 83798, 90337, 136708, 140054, 152878, 167596, 180674, 280108, 305756, 361348, 770297, 910351, 993707, 1540594, 1660811, 1820702, 1987414, 2036057, 3081188, 3321622, 3641404, 3974828, 4072114, 6643244, 8144228, 10013861, 18268921, 20027722, 21590543, 22396627, 26468741, 36537842, 40055444, 43181086, 44793254, 52937482, 73075684, 86362172, 89586508, 105874964, 237495973, 291156151, 474991946, 486617623, 582312302, 949983892, 973235246, 1164624604, 1946470492, 5352793853, 6326029099, 10705587706, 12652058198, 21411175412, 25304116396, 69586320089, 139172640178, 278345280356]

約数ペア:

[(1, 278345280356), (2, 139172640178), (4, 69586320089), (11, 25304116396), (13, 21411175412), (22, 12652058198), (26, 10705587706), (44, 6326029099), (52, 5352793853), (143, 1946470492), (239, 1164624604), (286, 973235246), (293, 949983892), (478, 582312302), (572, 486617623), (586, 474991946), (956, 291156151), (1172, 237495973), (2629, 105874964), (3107, 89586508), (3223, 86362172), (3809, 73075684), (5258, 52937482), (6214, 44793254), (6446, 43181086), (6949, 40055444), (7618, 36537842), (10516, 26468741), (12428, 22396627), (12892, 21590543), (13898, 20027722), (15236, 18268921), (27796, 10013861), (34177, 8144228), (41899, 6643244), (68354, 4072114), (70027, 3974828), (76439, 3641404), (83798, 3321622), (90337, 3081188), (136708, 2036057), (140054, 1987414), (152878, 1820702), (167596, 1660811), (180674, 1540594), (280108, 993707), (305756, 910351), (361348, 770297)]