127980828

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7211}}^1$

素因数の和:7267

約数の個数: 72

約数和(自身を含む): 354397680

約数和(自身を除く): 226416852

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1972, 2958, 4437, 5916, 7211, 8874, 14422, 17748, 21633, 28844, 43266, 64899, 86532, 122587, 129798, 209119, 245174, 259596, 367761, 418238, 490348, 627357, 735522, 836476, 1103283, 1254714, 1471044, 1882071, 2206566, 2509428, 3555023, 3764142, 4413132, 7110046, 7528284, 10665069, 14220092, 21330138, 31995207, 42660276, 63990414, 127980828]

約数ペア:

[(1, 127980828), (2, 63990414), (3, 42660276), (4, 31995207), (6, 21330138), (9, 14220092), (12, 10665069), (17, 7528284), (18, 7110046), (29, 4413132), (34, 3764142), (36, 3555023), (51, 2509428), (58, 2206566), (68, 1882071), (87, 1471044), (102, 1254714), (116, 1103283), (153, 836476), (174, 735522), (204, 627357), (261, 490348), (306, 418238), (348, 367761), (493, 259596), (522, 245174), (612, 209119), (986, 129798), (1044, 122587), (1479, 86532), (1972, 64899), (2958, 43266), (4437, 28844), (5916, 21633), (7211, 17748), (8874, 14422)]