81684876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 192

約数和(自身を含む): 256901120

約数和(自身を除く): 175216244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 31, 38, 39, 42, 52, 57, 62, 76, 78, 84, 91, 93, 114, 124, 127, 133, 156, 182, 186, 217, 228, 247, 254, 266, 273, 364, 372, 381, 399, 403, 434, 494, 508, 532, 546, 589, 651, 741, 762, 798, 806, 868, 889, 988, 1092, 1178, 1209, 1302, 1482, 1524, 1596, 1612, 1651, 1729, 1767, 1778, 2356, 2413, 2418, 2604, 2667, 2821, 2964, 3302, 3458, 3534, 3556, 3937, 4123, 4826, 4836, 4953, 5187, 5334, 5642, 6604, 6916, 7068, 7239, 7657, 7874, 8246, 8463, 9652, 9906, 10374, 10668, 11284, 11557, 11811, 12369, 14478, 15314, 15748, 16492, 16891, 16926, 19812, 20748, 22971, 23114, 23622, 24738, 27559, 28956, 30628, 31369, 33782, 33852, 34671, 45942, 46228, 47244, 49476, 50673, 51181, 53599, 55118, 62738, 67564, 69342, 74803, 82677, 91884, 94107, 101346, 102362, 107198, 110236, 125476, 138684, 149606, 153543, 160797, 165354, 188214, 202692, 204724, 214396, 219583, 224409, 299212, 307086, 321594, 330708, 358267, 376428, 439166, 448818, 523621, 614172, 643188, 658749, 716534, 878332, 897636, 972439, 1047242, 1074801, 1317498, 1433068, 1570863, 1944878, 2094484, 2149602, 2634996, 2917317, 3141726, 3889756, 4299204, 5834634, 6283452, 6807073, 11669268, 13614146, 20421219, 27228292, 40842438, 81684876]

約数ペア:

[(1, 81684876), (2, 40842438), (3, 27228292), (4, 20421219), (6, 13614146), (7, 11669268), (12, 6807073), (13, 6283452), (14, 5834634), (19, 4299204), (21, 3889756), (26, 3141726), (28, 2917317), (31, 2634996), (38, 2149602), (39, 2094484), (42, 1944878), (52, 1570863), (57, 1433068), (62, 1317498), (76, 1074801), (78, 1047242), (84, 972439), (91, 897636), (93, 878332), (114, 716534), (124, 658749), (127, 643188), (133, 614172), (156, 523621), (182, 448818), (186, 439166), (217, 376428), (228, 358267), (247, 330708), (254, 321594), (266, 307086), (273, 299212), (364, 224409), (372, 219583), (381, 214396), (399, 204724), (403, 202692), (434, 188214), (494, 165354), (508, 160797), (532, 153543), (546, 149606), (589, 138684), (651, 125476), (741, 110236), (762, 107198), (798, 102362), (806, 101346), (868, 94107), (889, 91884), (988, 82677), (1092, 74803), (1178, 69342), (1209, 67564), (1302, 62738), (1482, 55118), (1524, 53599), (1596, 51181), (1612, 50673), (1651, 49476), (1729, 47244), (1767, 46228), (1778, 45942), (2356, 34671), (2413, 33852), (2418, 33782), (2604, 31369), (2667, 30628), (2821, 28956), (2964, 27559), (3302, 24738), (3458, 23622), (3534, 23114), (3556, 22971), (3937, 20748), (4123, 19812), (4826, 16926), (4836, 16891), (4953, 16492), (5187, 15748), (5334, 15314), (5642, 14478), (6604, 12369), (6916, 11811), (7068, 11557), (7239, 11284), (7657, 10668), (7874, 10374), (8246, 9906), (8463, 9652)]