263956144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 567151200

約数和(自身を除く): 303195056

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 109, 116, 136, 218, 232, 272, 307, 436, 464, 493, 614, 872, 986, 1228, 1744, 1853, 1972, 2456, 3161, 3706, 3944, 4912, 5219, 6322, 7412, 7888, 8903, 10438, 12644, 14824, 17806, 20876, 25288, 29648, 33463, 35612, 41752, 50576, 53737, 66926, 71224, 83504, 107474, 133852, 142448, 151351, 214948, 267704, 302702, 429896, 535408, 568871, 605404, 859792, 970427, 1137742, 1210808, 1940854, 2275484, 2421616, 3881708, 4550968, 7763416, 9101936, 15526832, 16497259, 32994518, 65989036, 131978072, 263956144]

約数ペア:

[(1, 263956144), (2, 131978072), (4, 65989036), (8, 32994518), (16, 16497259), (17, 15526832), (29, 9101936), (34, 7763416), (58, 4550968), (68, 3881708), (109, 2421616), (116, 2275484), (136, 1940854), (218, 1210808), (232, 1137742), (272, 970427), (307, 859792), (436, 605404), (464, 568871), (493, 535408), (614, 429896), (872, 302702), (986, 267704), (1228, 214948), (1744, 151351), (1853, 142448), (1972, 133852), (2456, 107474), (3161, 83504), (3706, 71224), (3944, 66926), (4912, 53737), (5219, 50576), (6322, 41752), (7412, 35612), (7888, 33463), (8903, 29648), (10438, 25288), (12644, 20876), (14824, 17806)]