320499676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5527}}^1$

素因数の和:5666

約数の個数: 48

約数和(自身を含む): 681049600

約数和(自身を除く): 360549924

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 109, 133, 218, 266, 436, 532, 763, 1526, 2071, 3052, 4142, 5527, 8284, 11054, 14497, 22108, 28994, 38689, 57988, 77378, 105013, 154756, 210026, 420052, 602443, 735091, 1204886, 1470182, 2409772, 2940364, 4217101, 8434202, 11446417, 16868404, 22892834, 45785668, 80124919, 160249838, 320499676]

約数ペア:

[(1, 320499676), (2, 160249838), (4, 80124919), (7, 45785668), (14, 22892834), (19, 16868404), (28, 11446417), (38, 8434202), (76, 4217101), (109, 2940364), (133, 2409772), (218, 1470182), (266, 1204886), (436, 735091), (532, 602443), (763, 420052), (1526, 210026), (2071, 154756), (3052, 105013), (4142, 77378), (5527, 57988), (8284, 38689), (11054, 28994), (14497, 22108)]