128450628

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2017}}^1$

素因数の和:2117

約数の個数: 72

約数和(自身を含む): 341566680

約数和(自身を除く): 213116052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 61, 87, 116, 122, 174, 183, 244, 261, 348, 366, 522, 549, 732, 1044, 1098, 1769, 2017, 2196, 3538, 4034, 5307, 6051, 7076, 8068, 10614, 12102, 15921, 18153, 21228, 24204, 31842, 36306, 58493, 63684, 72612, 116986, 123037, 175479, 233972, 246074, 350958, 369111, 492148, 526437, 701916, 738222, 1052874, 1107333, 1476444, 2105748, 2214666, 3568073, 4429332, 7136146, 10704219, 14272292, 21408438, 32112657, 42816876, 64225314, 128450628]

約数ペア:

[(1, 128450628), (2, 64225314), (3, 42816876), (4, 32112657), (6, 21408438), (9, 14272292), (12, 10704219), (18, 7136146), (29, 4429332), (36, 3568073), (58, 2214666), (61, 2105748), (87, 1476444), (116, 1107333), (122, 1052874), (174, 738222), (183, 701916), (244, 526437), (261, 492148), (348, 369111), (366, 350958), (522, 246074), (549, 233972), (732, 175479), (1044, 123037), (1098, 116986), (1769, 72612), (2017, 63684), (2196, 58493), (3538, 36306), (4034, 31842), (5307, 24204), (6051, 21228), (7076, 18153), (8068, 15921), (10614, 12102)]