2780550984

素因数分解:

$2^3\times 3^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{3947}}^1$

素因数の和:4302

約数の個数: 64

約数和(自身を含む): 7035336000

約数和(自身を除く): 4254785016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 149, 197, 298, 394, 447, 591, 596, 788, 894, 1182, 1192, 1576, 1788, 2364, 3576, 3947, 4728, 7894, 11841, 15788, 23682, 29353, 31576, 47364, 58706, 88059, 94728, 117412, 176118, 234824, 352236, 588103, 704472, 777559, 1176206, 1555118, 1764309, 2332677, 2352412, 3110236, 3528618, 4665354, 4704824, 6220472, 7057236, 9330708, 14114472, 18661416, 115856291, 231712582, 347568873, 463425164, 695137746, 926850328, 1390275492, 2780550984]

約数ペア:

[(1, 2780550984), (2, 1390275492), (3, 926850328), (4, 695137746), (6, 463425164), (8, 347568873), (12, 231712582), (24, 115856291), (149, 18661416), (197, 14114472), (298, 9330708), (394, 7057236), (447, 6220472), (591, 4704824), (596, 4665354), (788, 3528618), (894, 3110236), (1182, 2352412), (1192, 2332677), (1576, 1764309), (1788, 1555118), (2364, 1176206), (3576, 777559), (3947, 704472), (4728, 588103), (7894, 352236), (11841, 234824), (15788, 176118), (23682, 117412), (29353, 94728), (31576, 88059), (47364, 58706)]