1980173052

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1993}}^1$

素因数の和:2220

約数の個数: 144

約数和(自身を含む): 5913948768

約数和(自身を除く): 3933775716

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 193, 198, 234, 286, 386, 396, 429, 468, 572, 579, 772, 858, 1158, 1287, 1716, 1737, 1993, 2123, 2316, 2509, 2574, 3474, 3986, 4246, 5018, 5148, 5979, 6369, 6948, 7527, 7972, 8492, 10036, 11958, 12738, 15054, 17937, 19107, 21923, 22581, 23916, 25476, 25909, 27599, 30108, 35874, 38214, 43846, 45162, 51818, 55198, 65769, 71748, 76428, 77727, 82797, 87692, 90324, 103636, 110396, 131538, 155454, 165594, 197307, 233181, 248391, 263076, 284999, 310908, 331188, 384649, 394614, 466362, 496782, 569998, 769298, 789228, 854997, 932724, 993564, 1139996, 1153947, 1538596, 1709994, 2307894, 2564991, 3419988, 3461841, 4231139, 4615788, 5000437, 5129982, 6923682, 8462278, 10000874, 10259964, 12693417, 13847364, 15001311, 16924556, 20001748, 25386834, 30002622, 38080251, 45003933, 50773668, 55004807, 60005244, 76160502, 90007866, 110009614, 152321004, 165014421, 180015732, 220019228, 330028842, 495043263, 660057684, 990086526, 1980173052]

約数ペア:

[(1, 1980173052), (2, 990086526), (3, 660057684), (4, 495043263), (6, 330028842), (9, 220019228), (11, 180015732), (12, 165014421), (13, 152321004), (18, 110009614), (22, 90007866), (26, 76160502), (33, 60005244), (36, 55004807), (39, 50773668), (44, 45003933), (52, 38080251), (66, 30002622), (78, 25386834), (99, 20001748), (117, 16924556), (132, 15001311), (143, 13847364), (156, 12693417), (193, 10259964), (198, 10000874), (234, 8462278), (286, 6923682), (386, 5129982), (396, 5000437), (429, 4615788), (468, 4231139), (572, 3461841), (579, 3419988), (772, 2564991), (858, 2307894), (1158, 1709994), (1287, 1538596), (1716, 1153947), (1737, 1139996), (1993, 993564), (2123, 932724), (2316, 854997), (2509, 789228), (2574, 769298), (3474, 569998), (3986, 496782), (4246, 466362), (5018, 394614), (5148, 384649), (5979, 331188), (6369, 310908), (6948, 284999), (7527, 263076), (7972, 248391), (8492, 233181), (10036, 197307), (11958, 165594), (12738, 155454), (15054, 131538), (17937, 110396), (19107, 103636), (21923, 90324), (22581, 87692), (23916, 82797), (25476, 77727), (25909, 76428), (27599, 71748), (30108, 65769), (35874, 55198), (38214, 51818), (43846, 45162)]