318478928

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{2207}}^1$

素因数の和:2555

約数の個数: 40

約数和(自身を含む): 640673280

約数和(自身を除く): 322194352

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 311, 464, 622, 1244, 2207, 2488, 4414, 4976, 8828, 9019, 17656, 18038, 35312, 36076, 64003, 72152, 128006, 144304, 256012, 512024, 686377, 1024048, 1372754, 2745508, 5491016, 10982032, 19904933, 39809866, 79619732, 159239464, 318478928]

約数ペア:

[(1, 318478928), (2, 159239464), (4, 79619732), (8, 39809866), (16, 19904933), (29, 10982032), (58, 5491016), (116, 2745508), (232, 1372754), (311, 1024048), (464, 686377), (622, 512024), (1244, 256012), (2207, 144304), (2488, 128006), (4414, 72152), (4976, 64003), (8828, 36076), (9019, 35312), (17656, 18038)]