456476720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1993}}^1$

素因数の和:2422

約数の個数: 80

約数和(自身を含む): 1216499520

約数和(自身を除く): 760022800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 409, 560, 818, 1636, 1993, 2045, 2863, 3272, 3986, 4090, 5726, 6544, 7972, 8180, 9965, 11452, 13951, 14315, 15944, 16360, 19930, 22904, 27902, 28630, 31888, 32720, 39860, 45808, 55804, 57260, 69755, 79720, 111608, 114520, 139510, 159440, 223216, 229040, 279020, 558040, 815137, 1116080, 1630274, 3260548, 4075685, 5705959, 6521096, 8151370, 11411918, 13042192, 16302740, 22823836, 28529795, 32605480, 45647672, 57059590, 65210960, 91295344, 114119180, 228238360, 456476720]

約数ペア:

[(1, 456476720), (2, 228238360), (4, 114119180), (5, 91295344), (7, 65210960), (8, 57059590), (10, 45647672), (14, 32605480), (16, 28529795), (20, 22823836), (28, 16302740), (35, 13042192), (40, 11411918), (56, 8151370), (70, 6521096), (80, 5705959), (112, 4075685), (140, 3260548), (280, 1630274), (409, 1116080), (560, 815137), (818, 558040), (1636, 279020), (1993, 229040), (2045, 223216), (2863, 159440), (3272, 139510), (3986, 114520), (4090, 111608), (5726, 79720), (6544, 69755), (7972, 57260), (8180, 55804), (9965, 45808), (11452, 39860), (13951, 32720), (14315, 31888), (15944, 28630), (16360, 27902), (19930, 22904)]