220325448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2671}}^1$

素因数の和:3178

約数の個数: 64

約数和(自身を含む): 631019520

約数和(自身を除く): 410694072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 491, 982, 1473, 1964, 2671, 2946, 3437, 3928, 5342, 5892, 6874, 8013, 10311, 10684, 11784, 13748, 16026, 18697, 20622, 21368, 27496, 32052, 37394, 41244, 56091, 64104, 74788, 82488, 112182, 149576, 224364, 448728, 1311461, 2622922, 3934383, 5245844, 7868766, 9180227, 10491688, 15737532, 18360454, 27540681, 31475064, 36720908, 55081362, 73441816, 110162724, 220325448]

約数ペア:

[(1, 220325448), (2, 110162724), (3, 73441816), (4, 55081362), (6, 36720908), (7, 31475064), (8, 27540681), (12, 18360454), (14, 15737532), (21, 10491688), (24, 9180227), (28, 7868766), (42, 5245844), (56, 3934383), (84, 2622922), (168, 1311461), (491, 448728), (982, 224364), (1473, 149576), (1964, 112182), (2671, 82488), (2946, 74788), (3437, 64104), (3928, 56091), (5342, 41244), (5892, 37394), (6874, 32052), (8013, 27496), (10311, 21368), (10684, 20622), (11784, 18697), (13748, 16026)]