319954880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{142837}}^1$

素因数の和:142861

約数の個数: 56

約数和(自身を含む): 870740448

約数和(自身を除く): 550785568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 142837, 285674, 571348, 714185, 999859, 1142696, 1428370, 1999718, 2285392, 2856740, 3999436, 4570784, 4999295, 5713480, 7998872, 9141568, 9998590, 11426960, 15997744, 19997180, 22853920, 31995488, 39994360, 45707840, 63990976, 79988720, 159977440, 319954880]

約数ペア:

[(1, 319954880), (2, 159977440), (4, 79988720), (5, 63990976), (7, 45707840), (8, 39994360), (10, 31995488), (14, 22853920), (16, 19997180), (20, 15997744), (28, 11426960), (32, 9998590), (35, 9141568), (40, 7998872), (56, 5713480), (64, 4999295), (70, 4570784), (80, 3999436), (112, 2856740), (140, 2285392), (160, 1999718), (224, 1428370), (280, 1142696), (320, 999859), (448, 714185), (560, 571348), (1120, 285674), (2240, 142837)]