220164644

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 464321088

約数和(自身を除く): 244156444

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 151, 172, 173, 196, 301, 302, 346, 602, 604, 692, 1057, 1204, 1211, 2107, 2114, 2422, 4214, 4228, 4844, 6493, 7399, 7439, 8428, 8477, 12986, 14798, 14878, 16954, 25972, 26123, 29596, 29756, 33908, 45451, 52073, 52246, 90902, 104146, 104492, 181804, 182861, 208292, 318157, 364511, 365722, 636314, 729022, 731444, 1123289, 1272628, 1280027, 1458044, 2246578, 2560054, 4493156, 5120108, 7863023, 15726046, 31452092, 55041161, 110082322, 220164644]

約数ペア:

[(1, 220164644), (2, 110082322), (4, 55041161), (7, 31452092), (14, 15726046), (28, 7863023), (43, 5120108), (49, 4493156), (86, 2560054), (98, 2246578), (151, 1458044), (172, 1280027), (173, 1272628), (196, 1123289), (301, 731444), (302, 729022), (346, 636314), (602, 365722), (604, 364511), (692, 318157), (1057, 208292), (1204, 182861), (1211, 181804), (2107, 104492), (2114, 104146), (2422, 90902), (4214, 52246), (4228, 52073), (4844, 45451), (6493, 33908), (7399, 29756), (7439, 29596), (8428, 26123), (8477, 25972), (12986, 16954), (14798, 14878)]