280465456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{751}}^1\times {\mathrm{1373}}^1$

素因数の和:2149

約数の個数: 40

約数和(自身を含む): 576552384

約数和(自身を除く): 296086928

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 751, 1373, 1502, 2746, 3004, 5492, 6008, 10984, 12016, 12767, 21968, 23341, 25534, 46682, 51068, 93364, 102136, 186728, 204272, 373456, 1031123, 2062246, 4124492, 8248984, 16497968, 17529091, 35058182, 70116364, 140232728, 280465456]

約数ペア:

[(1, 280465456), (2, 140232728), (4, 70116364), (8, 35058182), (16, 17529091), (17, 16497968), (34, 8248984), (68, 4124492), (136, 2062246), (272, 1031123), (751, 373456), (1373, 204272), (1502, 186728), (2746, 102136), (3004, 93364), (5492, 51068), (6008, 46682), (10984, 25534), (12016, 23341), (12767, 21968)]