278319728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{5503}}^1$

素因数の和:5649

約数の個数: 40

約数和(自身を含む): 563059200

約数和(自身を除く): 284739472

約数列:

[1, 2, 4, 8, 16, 29, 58, 109, 116, 218, 232, 436, 464, 872, 1744, 3161, 5503, 6322, 11006, 12644, 22012, 25288, 44024, 50576, 88048, 159587, 319174, 599827, 638348, 1199654, 1276696, 2399308, 2553392, 4798616, 9597232, 17394983, 34789966, 69579932, 139159864, 278319728]

約数ペア:

[(1, 278319728), (2, 139159864), (4, 69579932), (8, 34789966), (16, 17394983), (29, 9597232), (58, 4798616), (109, 2553392), (116, 2399308), (218, 1276696), (232, 1199654), (436, 638348), (464, 599827), (872, 319174), (1744, 159587), (3161, 88048), (5503, 50576), (6322, 44024), (11006, 25288), (12644, 22012)]