78817128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 227404800

約数和(自身を除く): 148587672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 31, 39, 52, 58, 62, 78, 87, 93, 104, 116, 124, 156, 174, 186, 232, 248, 281, 312, 348, 372, 377, 403, 562, 696, 744, 754, 806, 843, 899, 1124, 1131, 1209, 1508, 1612, 1686, 1798, 2248, 2262, 2418, 2697, 3016, 3224, 3372, 3596, 3653, 4524, 4836, 5394, 6744, 7192, 7306, 8149, 8711, 9048, 9672, 10788, 10959, 11687, 14612, 16298, 17422, 21576, 21918, 23374, 24447, 26133, 29224, 32596, 34844, 35061, 43836, 46748, 48894, 52266, 65192, 69688, 70122, 87672, 93496, 97788, 104532, 105937, 113243, 140244, 195576, 209064, 211874, 226486, 252619, 280488, 317811, 339729, 423748, 452972, 505238, 635622, 679458, 757857, 847496, 905944, 1010476, 1271244, 1358916, 1515714, 2020952, 2542488, 2717832, 3031428, 3284047, 6062856, 6568094, 9852141, 13136188, 19704282, 26272376, 39408564, 78817128]

約数ペア:

[(1, 78817128), (2, 39408564), (3, 26272376), (4, 19704282), (6, 13136188), (8, 9852141), (12, 6568094), (13, 6062856), (24, 3284047), (26, 3031428), (29, 2717832), (31, 2542488), (39, 2020952), (52, 1515714), (58, 1358916), (62, 1271244), (78, 1010476), (87, 905944), (93, 847496), (104, 757857), (116, 679458), (124, 635622), (156, 505238), (174, 452972), (186, 423748), (232, 339729), (248, 317811), (281, 280488), (312, 252619), (348, 226486), (372, 211874), (377, 209064), (403, 195576), (562, 140244), (696, 113243), (744, 105937), (754, 104532), (806, 97788), (843, 93496), (899, 87672), (1124, 70122), (1131, 69688), (1209, 65192), (1508, 52266), (1612, 48894), (1686, 46748), (1798, 43836), (2248, 35061), (2262, 34844), (2418, 32596), (2697, 29224), (3016, 26133), (3224, 24447), (3372, 23374), (3596, 21918), (3653, 21576), (4524, 17422), (4836, 16298), (5394, 14612), (6744, 11687), (7192, 10959), (7306, 10788), (8149, 9672), (8711, 9048)]