1680432858

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 4119628800

約数和(自身を除く): 2439195942

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 79, 117, 157, 158, 193, 234, 237, 314, 351, 386, 471, 474, 579, 702, 711, 942, 1027, 1158, 1413, 1422, 1737, 2041, 2054, 2133, 2509, 2826, 3081, 3474, 4082, 4239, 4266, 5018, 5211, 6123, 6162, 7527, 8478, 9243, 10422, 12246, 12403, 15054, 15247, 18369, 18486, 22581, 24806, 27729, 30301, 30494, 36738, 37209, 45162, 45741, 55107, 55458, 60602, 67743, 74418, 90903, 91482, 110214, 111627, 135486, 137223, 161239, 181806, 198211, 223254, 272709, 274446, 322478, 334881, 393913, 396422, 411669, 483717, 545418, 594633, 669762, 787826, 818127, 823338, 967434, 1181739, 1189266, 1451151, 1636254, 1783899, 2363478, 2393779, 2902302, 3545217, 3567798, 4353453, 4787558, 5351697, 7090434, 7181337, 8706906, 10635651, 10703394, 14362674, 21271302, 21544011, 31119127, 43088022, 62238254, 64632033, 93357381, 129264066, 186714762, 280072143, 560144286, 840216429, 1680432858]

約数ペア:

[(1, 1680432858), (2, 840216429), (3, 560144286), (6, 280072143), (9, 186714762), (13, 129264066), (18, 93357381), (26, 64632033), (27, 62238254), (39, 43088022), (54, 31119127), (78, 21544011), (79, 21271302), (117, 14362674), (157, 10703394), (158, 10635651), (193, 8706906), (234, 7181337), (237, 7090434), (314, 5351697), (351, 4787558), (386, 4353453), (471, 3567798), (474, 3545217), (579, 2902302), (702, 2393779), (711, 2363478), (942, 1783899), (1027, 1636254), (1158, 1451151), (1413, 1189266), (1422, 1181739), (1737, 967434), (2041, 823338), (2054, 818127), (2133, 787826), (2509, 669762), (2826, 594633), (3081, 545418), (3474, 483717), (4082, 411669), (4239, 396422), (4266, 393913), (5018, 334881), (5211, 322478), (6123, 274446), (6162, 272709), (7527, 223254), (8478, 198211), (9243, 181806), (10422, 161239), (12246, 137223), (12403, 135486), (15054, 111627), (15247, 110214), (18369, 91482), (18486, 90903), (22581, 74418), (24806, 67743), (27729, 60602), (30301, 55458), (30494, 55107), (36738, 45741), (37209, 45162)]