217920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{227}}^1$

素因数の和:247

約数の個数: 56

約数和(自身を含む): 694944

約数和(自身を除く): 477024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 227, 240, 320, 454, 480, 681, 908, 960, 1135, 1362, 1816, 2270, 2724, 3405, 3632, 4540, 5448, 6810, 7264, 9080, 10896, 13620, 14528, 18160, 21792, 27240, 36320, 43584, 54480, 72640, 108960, 217920]

約数ペア:

[(1, 217920), (2, 108960), (3, 72640), (4, 54480), (5, 43584), (6, 36320), (8, 27240), (10, 21792), (12, 18160), (15, 14528), (16, 13620), (20, 10896), (24, 9080), (30, 7264), (32, 6810), (40, 5448), (48, 4540), (60, 3632), (64, 3405), (80, 2724), (96, 2270), (120, 1816), (160, 1362), (192, 1135), (227, 960), (240, 908), (320, 681), (454, 480)]