210316459920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{321821}}^1$

素因数の和:322233

約数の個数: 160

約数和(自身を含む): 747038972160

約数和(自身を除く): 536722512240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 389, 420, 560, 778, 840, 1167, 1556, 1680, 1945, 2334, 2723, 3112, 3890, 4668, 5446, 5835, 6224, 7780, 8169, 9336, 10892, 11670, 13615, 15560, 16338, 18672, 21784, 23340, 27230, 31120, 32676, 40845, 43568, 46680, 54460, 65352, 81690, 93360, 108920, 130704, 163380, 217840, 321821, 326760, 643642, 653520, 965463, 1287284, 1609105, 1930926, 2252747, 2574568, 3218210, 3861852, 4505494, 4827315, 5149136, 6436420, 6758241, 7723704, 9010988, 9654630, 11263735, 12872840, 13516482, 15447408, 18021976, 19309260, 22527470, 25745680, 27032964, 33791205, 36043952, 38618520, 45054940, 54065928, 67582410, 77237040, 90109880, 108131856, 125188369, 135164820, 180219760, 250376738, 270329640, 375565107, 500753476, 540659280, 625941845, 751130214, 876318583, 1001506952, 1251883690, 1502260428, 1752637166, 1877825535, 2003013904, 2503767380, 2628955749, 3004520856, 3505274332, 3755651070, 4381592915, 5007534760, 5257911498, 6009041712, 7010548664, 7511302140, 8763185830, 10015069520, 10515822996, 13144778745, 14021097328, 15022604280, 17526371660, 21031645992, 26289557490, 30045208560, 35052743320, 42063291984, 52579114980, 70105486640, 105158229960, 210316459920]

約数ペア:

[(1, 210316459920), (2, 105158229960), (3, 70105486640), (4, 52579114980), (5, 42063291984), (6, 35052743320), (7, 30045208560), (8, 26289557490), (10, 21031645992), (12, 17526371660), (14, 15022604280), (15, 14021097328), (16, 13144778745), (20, 10515822996), (21, 10015069520), (24, 8763185830), (28, 7511302140), (30, 7010548664), (35, 6009041712), (40, 5257911498), (42, 5007534760), (48, 4381592915), (56, 3755651070), (60, 3505274332), (70, 3004520856), (80, 2628955749), (84, 2503767380), (105, 2003013904), (112, 1877825535), (120, 1752637166), (140, 1502260428), (168, 1251883690), (210, 1001506952), (240, 876318583), (280, 751130214), (336, 625941845), (389, 540659280), (420, 500753476), (560, 375565107), (778, 270329640), (840, 250376738), (1167, 180219760), (1556, 135164820), (1680, 125188369), (1945, 108131856), (2334, 90109880), (2723, 77237040), (3112, 67582410), (3890, 54065928), (4668, 45054940), (5446, 38618520), (5835, 36043952), (6224, 33791205), (7780, 27032964), (8169, 25745680), (9336, 22527470), (10892, 19309260), (11670, 18021976), (13615, 15447408), (15560, 13516482), (16338, 12872840), (18672, 11263735), (21784, 9654630), (23340, 9010988), (27230, 7723704), (31120, 6758241), (32676, 6436420), (40845, 5149136), (43568, 4827315), (46680, 4505494), (54460, 3861852), (65352, 3218210), (81690, 2574568), (93360, 2252747), (108920, 1930926), (130704, 1609105), (163380, 1287284), (217840, 965463), (321821, 653520), (326760, 643642)]