179634728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{557}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 416223360

約数和(自身を除く): 236588632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 443, 557, 728, 886, 1114, 1772, 2228, 3101, 3544, 3899, 4456, 5759, 6202, 7241, 7798, 11518, 12404, 14482, 15596, 23036, 24808, 28964, 31192, 40313, 46072, 50687, 57928, 80626, 101374, 161252, 202748, 246751, 322504, 405496, 493502, 987004, 1727257, 1974008, 3207763, 3454514, 6415526, 6909028, 12831052, 13818056, 22454341, 25662104, 44908682, 89817364, 179634728]

約数ペア:

[(1, 179634728), (2, 89817364), (4, 44908682), (7, 25662104), (8, 22454341), (13, 13818056), (14, 12831052), (26, 6909028), (28, 6415526), (52, 3454514), (56, 3207763), (91, 1974008), (104, 1727257), (182, 987004), (364, 493502), (443, 405496), (557, 322504), (728, 246751), (886, 202748), (1114, 161252), (1772, 101374), (2228, 80626), (3101, 57928), (3544, 50687), (3899, 46072), (4456, 40313), (5759, 31192), (6202, 28964), (7241, 24808), (7798, 23036), (11518, 15596), (12404, 14482)]