248457920

素因数分解:

$2^6\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2803}}^1$

素因数の和:3097

約数の個数: 56

約数和(自身を含む): 593988144

約数和(自身を除く): 345530224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 277, 320, 554, 1108, 1385, 2216, 2770, 2803, 4432, 5540, 5606, 8864, 11080, 11212, 14015, 17728, 22160, 22424, 28030, 44320, 44848, 56060, 88640, 89696, 112120, 179392, 224240, 448480, 776431, 896960, 1552862, 3105724, 3882155, 6211448, 7764310, 12422896, 15528620, 24845792, 31057240, 49691584, 62114480, 124228960, 248457920]

約数ペア:

[(1, 248457920), (2, 124228960), (4, 62114480), (5, 49691584), (8, 31057240), (10, 24845792), (16, 15528620), (20, 12422896), (32, 7764310), (40, 6211448), (64, 3882155), (80, 3105724), (160, 1552862), (277, 896960), (320, 776431), (554, 448480), (1108, 224240), (1385, 179392), (2216, 112120), (2770, 89696), (2803, 88640), (4432, 56060), (5540, 44848), (5606, 44320), (8864, 28030), (11080, 22424), (11212, 22160), (14015, 17728)]