290150756

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 610948800

約数和(自身を除く): 320798044

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 173, 196, 199, 301, 346, 398, 602, 692, 796, 1204, 1211, 1393, 2107, 2422, 2786, 4214, 4844, 5572, 7439, 8428, 8477, 8557, 9751, 14878, 16954, 17114, 19502, 29756, 33908, 34228, 34427, 39004, 52073, 59899, 68854, 104146, 119798, 137708, 208292, 239596, 240989, 364511, 419293, 481978, 729022, 838586, 963956, 1458044, 1480361, 1677172, 1686923, 2960722, 3373846, 5921444, 6747692, 10362527, 20725054, 41450108, 72537689, 145075378, 290150756]

約数ペア:

[(1, 290150756), (2, 145075378), (4, 72537689), (7, 41450108), (14, 20725054), (28, 10362527), (43, 6747692), (49, 5921444), (86, 3373846), (98, 2960722), (172, 1686923), (173, 1677172), (196, 1480361), (199, 1458044), (301, 963956), (346, 838586), (398, 729022), (602, 481978), (692, 419293), (796, 364511), (1204, 240989), (1211, 239596), (1393, 208292), (2107, 137708), (2422, 119798), (2786, 104146), (4214, 68854), (4844, 59899), (5572, 52073), (7439, 39004), (8428, 34427), (8477, 34228), (8557, 33908), (9751, 29756), (14878, 19502), (16954, 17114)]