261863360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6763}}^1$

素因数の和:6802

約数の個数: 84

約数和(自身を含む): 685504344

約数和(自身を除く): 423640984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1760, 1936, 2420, 3520, 3872, 4840, 6763, 7744, 9680, 13526, 19360, 27052, 33815, 38720, 54104, 67630, 74393, 108208, 135260, 148786, 216416, 270520, 297572, 371965, 432832, 541040, 595144, 743930, 818323, 1082080, 1190288, 1487860, 1636646, 2164160, 2380576, 2975720, 3273292, 4091615, 4761152, 5951440, 6546584, 8183230, 11902880, 13093168, 16366460, 23805760, 26186336, 32732920, 52372672, 65465840, 130931680, 261863360]

約数ペア:

[(1, 261863360), (2, 130931680), (4, 65465840), (5, 52372672), (8, 32732920), (10, 26186336), (11, 23805760), (16, 16366460), (20, 13093168), (22, 11902880), (32, 8183230), (40, 6546584), (44, 5951440), (55, 4761152), (64, 4091615), (80, 3273292), (88, 2975720), (110, 2380576), (121, 2164160), (160, 1636646), (176, 1487860), (220, 1190288), (242, 1082080), (320, 818323), (352, 743930), (440, 595144), (484, 541040), (605, 432832), (704, 371965), (880, 297572), (968, 270520), (1210, 216416), (1760, 148786), (1936, 135260), (2420, 108208), (3520, 74393), (3872, 67630), (4840, 54104), (6763, 38720), (7744, 33815), (9680, 27052), (13526, 19360)]