128210992

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 308105280

約数和(自身を除く): 179894288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 173, 182, 208, 346, 364, 509, 692, 728, 1018, 1211, 1384, 1456, 2036, 2249, 2422, 2768, 3563, 4072, 4498, 4844, 6617, 7126, 8144, 8996, 9688, 13234, 14252, 15743, 17992, 19376, 26468, 28504, 31486, 35984, 46319, 52936, 57008, 62972, 88057, 92638, 105872, 125944, 176114, 185276, 251888, 352228, 370552, 616399, 704456, 741104, 1144741, 1232798, 1408912, 2289482, 2465596, 4578964, 4931192, 8013187, 9157928, 9862384, 16026374, 18315856, 32052748, 64105496, 128210992]

約数ペア:

[(1, 128210992), (2, 64105496), (4, 32052748), (7, 18315856), (8, 16026374), (13, 9862384), (14, 9157928), (16, 8013187), (26, 4931192), (28, 4578964), (52, 2465596), (56, 2289482), (91, 1408912), (104, 1232798), (112, 1144741), (173, 741104), (182, 704456), (208, 616399), (346, 370552), (364, 352228), (509, 251888), (692, 185276), (728, 176114), (1018, 125944), (1211, 105872), (1384, 92638), (1456, 88057), (2036, 62972), (2249, 57008), (2422, 52936), (2768, 46319), (3563, 35984), (4072, 31486), (4498, 28504), (4844, 26468), (6617, 19376), (7126, 17992), (8144, 15743), (8996, 14252), (9688, 13234)]