280967344

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67801}}^1$

素因数の和:67853

約数の個数: 40

約数和(自身を含む): 638966048

約数和(自身を除く): 357998704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 67801, 135602, 271204, 474607, 542408, 949214, 1084816, 1898428, 2508637, 3796856, 5017274, 7593712, 10034548, 17560459, 20069096, 35120918, 40138192, 70241836, 140483672, 280967344]

約数ペア:

[(1, 280967344), (2, 140483672), (4, 70241836), (7, 40138192), (8, 35120918), (14, 20069096), (16, 17560459), (28, 10034548), (37, 7593712), (56, 5017274), (74, 3796856), (112, 2508637), (148, 1898428), (259, 1084816), (296, 949214), (518, 542408), (592, 474607), (1036, 271204), (2072, 135602), (4144, 67801)]