321058840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{757}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 756423360

約数和(自身を除く): 435364520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 461, 757, 920, 922, 1514, 1844, 2305, 3028, 3688, 3785, 4610, 6056, 7570, 9220, 10603, 15140, 17411, 18440, 21206, 30280, 34822, 42412, 53015, 69644, 84824, 87055, 106030, 139288, 174110, 212060, 348220, 348977, 424120, 696440, 697954, 1395908, 1744885, 2791816, 3489770, 6979540, 8026471, 13959080, 16052942, 32105884, 40132355, 64211768, 80264710, 160529420, 321058840]

約数ペア:

[(1, 321058840), (2, 160529420), (4, 80264710), (5, 64211768), (8, 40132355), (10, 32105884), (20, 16052942), (23, 13959080), (40, 8026471), (46, 6979540), (92, 3489770), (115, 2791816), (184, 1744885), (230, 1395908), (460, 697954), (461, 696440), (757, 424120), (920, 348977), (922, 348220), (1514, 212060), (1844, 174110), (2305, 139288), (3028, 106030), (3688, 87055), (3785, 84824), (4610, 69644), (6056, 53015), (7570, 42412), (9220, 34822), (10603, 30280), (15140, 21206), (17411, 18440)]