258258108

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 663264000

約数和(自身を除く): 405005892

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 57, 58, 76, 87, 114, 116, 139, 174, 228, 278, 281, 348, 417, 551, 556, 562, 834, 843, 1102, 1124, 1653, 1668, 1686, 2204, 2641, 3306, 3372, 4031, 5282, 5339, 6612, 7923, 8062, 8149, 10564, 10678, 12093, 15846, 16017, 16124, 16298, 21356, 24186, 24447, 31692, 32034, 32596, 39059, 48372, 48894, 64068, 76589, 78118, 97788, 117177, 153178, 154831, 156236, 229767, 234354, 306356, 309662, 459534, 464493, 468708, 619324, 742121, 919068, 928986, 1132711, 1484242, 1857972, 2226363, 2265422, 2968484, 3398133, 4452726, 4530844, 6796266, 8905452, 13592532, 21521509, 43043018, 64564527, 86086036, 129129054, 258258108]

約数ペア:

[(1, 258258108), (2, 129129054), (3, 86086036), (4, 64564527), (6, 43043018), (12, 21521509), (19, 13592532), (29, 8905452), (38, 6796266), (57, 4530844), (58, 4452726), (76, 3398133), (87, 2968484), (114, 2265422), (116, 2226363), (139, 1857972), (174, 1484242), (228, 1132711), (278, 928986), (281, 919068), (348, 742121), (417, 619324), (551, 468708), (556, 464493), (562, 459534), (834, 309662), (843, 306356), (1102, 234354), (1124, 229767), (1653, 156236), (1668, 154831), (1686, 153178), (2204, 117177), (2641, 97788), (3306, 78118), (3372, 76589), (4031, 64068), (5282, 48894), (5339, 48372), (6612, 39059), (7923, 32596), (8062, 32034), (8149, 31692), (10564, 24447), (10678, 24186), (12093, 21356), (15846, 16298), (16017, 16124)]