258530076

素因数分解:

$2^2\times 3^3\times 7^4\times {\mathrm{997}}^1$

素因数の和:1038

約数の個数: 120

約数和(自身を含む): 782711440

約数和(自身を除く): 524181364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 343, 378, 441, 588, 686, 756, 882, 997, 1029, 1323, 1372, 1764, 1994, 2058, 2401, 2646, 2991, 3087, 3988, 4116, 4802, 5292, 5982, 6174, 6979, 7203, 8973, 9261, 9604, 11964, 12348, 13958, 14406, 17946, 18522, 20937, 21609, 26919, 27916, 28812, 35892, 37044, 41874, 43218, 48853, 53838, 62811, 64827, 83748, 86436, 97706, 107676, 125622, 129654, 146559, 188433, 195412, 251244, 259308, 293118, 341971, 376866, 439677, 586236, 683942, 753732, 879354, 1025913, 1319031, 1367884, 1758708, 2051826, 2393797, 2638062, 3077739, 4103652, 4787594, 5276124, 6155478, 7181391, 9233217, 9575188, 12310956, 14362782, 18466434, 21544173, 28725564, 36932868, 43088346, 64632519, 86176692, 129265038, 258530076]

約数ペア:

[(1, 258530076), (2, 129265038), (3, 86176692), (4, 64632519), (6, 43088346), (7, 36932868), (9, 28725564), (12, 21544173), (14, 18466434), (18, 14362782), (21, 12310956), (27, 9575188), (28, 9233217), (36, 7181391), (42, 6155478), (49, 5276124), (54, 4787594), (63, 4103652), (84, 3077739), (98, 2638062), (108, 2393797), (126, 2051826), (147, 1758708), (189, 1367884), (196, 1319031), (252, 1025913), (294, 879354), (343, 753732), (378, 683942), (441, 586236), (588, 439677), (686, 376866), (756, 341971), (882, 293118), (997, 259308), (1029, 251244), (1323, 195412), (1372, 188433), (1764, 146559), (1994, 129654), (2058, 125622), (2401, 107676), (2646, 97706), (2991, 86436), (3087, 83748), (3988, 64827), (4116, 62811), (4802, 53838), (5292, 48853), (5982, 43218), (6174, 41874), (6979, 37044), (7203, 35892), (8973, 28812), (9261, 27916), (9604, 26919), (11964, 21609), (12348, 20937), (13958, 18522), (14406, 17946)]