30765728

素因数分解:

$2^5\times 7^3\times {\mathrm{2803}}^1$

素因数の和:2834

約数の個数: 48

約数和(自身を含む): 70660800

約数和(自身を除く): 39895072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 2803, 5488, 5606, 10976, 11212, 19621, 22424, 39242, 44848, 78484, 89696, 137347, 156968, 274694, 313936, 549388, 627872, 961429, 1098776, 1922858, 2197552, 3845716, 4395104, 7691432, 15382864, 30765728]

約数ペア:

[(1, 30765728), (2, 15382864), (4, 7691432), (7, 4395104), (8, 3845716), (14, 2197552), (16, 1922858), (28, 1098776), (32, 961429), (49, 627872), (56, 549388), (98, 313936), (112, 274694), (196, 156968), (224, 137347), (343, 89696), (392, 78484), (686, 44848), (784, 39242), (1372, 22424), (1568, 19621), (2744, 11212), (2803, 10976), (5488, 5606)]