81386928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:591

約数の個数: 120

約数和(自身を含む): 262149888

約数和(自身を除く): 180762960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 263, 307, 336, 504, 526, 614, 789, 921, 1008, 1052, 1228, 1578, 1841, 1842, 2104, 2149, 2367, 2456, 2763, 3156, 3682, 3684, 4208, 4298, 4734, 4912, 5523, 5526, 6312, 6447, 7364, 7368, 8596, 9468, 11046, 11052, 12624, 12894, 14728, 14736, 16569, 17192, 18936, 19341, 22092, 22104, 25788, 29456, 33138, 34384, 37872, 38682, 44184, 44208, 51576, 66276, 77364, 80741, 88368, 103152, 132552, 154728, 161482, 242223, 265104, 309456, 322964, 484446, 565187, 645928, 726669, 968892, 1130374, 1291856, 1453338, 1695561, 1937784, 2260748, 2906676, 3391122, 3875568, 4521496, 5086683, 5813352, 6782244, 9042992, 10173366, 11626704, 13564488, 20346732, 27128976, 40693464, 81386928]

約数ペア:

[(1, 81386928), (2, 40693464), (3, 27128976), (4, 20346732), (6, 13564488), (7, 11626704), (8, 10173366), (9, 9042992), (12, 6782244), (14, 5813352), (16, 5086683), (18, 4521496), (21, 3875568), (24, 3391122), (28, 2906676), (36, 2260748), (42, 1937784), (48, 1695561), (56, 1453338), (63, 1291856), (72, 1130374), (84, 968892), (112, 726669), (126, 645928), (144, 565187), (168, 484446), (252, 322964), (263, 309456), (307, 265104), (336, 242223), (504, 161482), (526, 154728), (614, 132552), (789, 103152), (921, 88368), (1008, 80741), (1052, 77364), (1228, 66276), (1578, 51576), (1841, 44208), (1842, 44184), (2104, 38682), (2149, 37872), (2367, 34384), (2456, 33138), (2763, 29456), (3156, 25788), (3682, 22104), (3684, 22092), (4208, 19341), (4298, 18936), (4734, 17192), (4912, 16569), (5523, 14736), (5526, 14728), (6312, 12894), (6447, 12624), (7364, 11052), (7368, 11046), (8596, 9468)]