78459180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8329}}^1$

素因数の和:8498

約数の個数: 48

約数和(自身を含む): 221111520

約数和(自身を除く): 142652340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 8329, 9420, 16658, 24987, 33316, 41645, 49974, 83290, 99948, 124935, 166580, 249870, 499740, 1307653, 2615306, 3922959, 5230612, 6538265, 7845918, 13076530, 15691836, 19614795, 26153060, 39229590, 78459180]

約数ペア:

[(1, 78459180), (2, 39229590), (3, 26153060), (4, 19614795), (5, 15691836), (6, 13076530), (10, 7845918), (12, 6538265), (15, 5230612), (20, 3922959), (30, 2615306), (60, 1307653), (157, 499740), (314, 249870), (471, 166580), (628, 124935), (785, 99948), (942, 83290), (1570, 49974), (1884, 41645), (2355, 33316), (3140, 24987), (4710, 16658), (8329, 9420)]