207983216

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1702

約数の個数: 80

約数和(自身を含む): 488540160

約数和(自身を除く): 280556944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 434, 496, 518, 592, 868, 1036, 1147, 1619, 1736, 2072, 2294, 3238, 3472, 4144, 4588, 6476, 8029, 9176, 11333, 12952, 16058, 18352, 22666, 25904, 32116, 45332, 50189, 59903, 64232, 90664, 100378, 119806, 128464, 181328, 200756, 239612, 351323, 401512, 419321, 479224, 702646, 803024, 838642, 958448, 1405292, 1677284, 1856993, 2810584, 3354568, 3713986, 5621168, 6709136, 7427972, 12998951, 14855944, 25997902, 29711888, 51995804, 103991608, 207983216]

約数ペア:

[(1, 207983216), (2, 103991608), (4, 51995804), (7, 29711888), (8, 25997902), (14, 14855944), (16, 12998951), (28, 7427972), (31, 6709136), (37, 5621168), (56, 3713986), (62, 3354568), (74, 2810584), (112, 1856993), (124, 1677284), (148, 1405292), (217, 958448), (248, 838642), (259, 803024), (296, 702646), (434, 479224), (496, 419321), (518, 401512), (592, 351323), (868, 239612), (1036, 200756), (1147, 181328), (1619, 128464), (1736, 119806), (2072, 100378), (2294, 90664), (3238, 64232), (3472, 59903), (4144, 50189), (4588, 45332), (6476, 32116), (8029, 25904), (9176, 22666), (11333, 18352), (12952, 16058)]