74189920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9463}}^1$

素因数の和:9492

約数の個数: 72

約数和(自身を含む): 203911344

約数和(自身を除く): 129721424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9463, 18926, 37852, 47315, 66241, 75704, 94630, 132482, 151408, 189260, 264964, 302816, 331205, 378520, 463687, 529928, 662410, 757040, 927374, 1059856, 1324820, 1514080, 1854748, 2119712, 2318435, 2649640, 3709496, 4636870, 5299280, 7418992, 9273740, 10598560, 14837984, 18547480, 37094960, 74189920]

約数ペア:

[(1, 74189920), (2, 37094960), (4, 18547480), (5, 14837984), (7, 10598560), (8, 9273740), (10, 7418992), (14, 5299280), (16, 4636870), (20, 3709496), (28, 2649640), (32, 2318435), (35, 2119712), (40, 1854748), (49, 1514080), (56, 1324820), (70, 1059856), (80, 927374), (98, 757040), (112, 662410), (140, 529928), (160, 463687), (196, 378520), (224, 331205), (245, 302816), (280, 264964), (392, 189260), (490, 151408), (560, 132482), (784, 94630), (980, 75704), (1120, 66241), (1568, 47315), (1960, 37852), (3920, 18926), (7840, 9463)]