123563856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2789}}^1$

素因数の和:2884

約数の個数: 80

約数和(自身を含む): 348727680

約数和(自身を除く): 225163824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 71, 78, 104, 142, 156, 208, 213, 284, 312, 426, 568, 624, 852, 923, 1136, 1704, 1846, 2769, 2789, 3408, 3692, 5538, 5578, 7384, 8367, 11076, 11156, 14768, 16734, 22152, 22312, 33468, 36257, 44304, 44624, 66936, 72514, 108771, 133872, 145028, 198019, 217542, 290056, 396038, 435084, 580112, 594057, 792076, 870168, 1188114, 1584152, 1740336, 2376228, 2574247, 3168304, 4752456, 5148494, 7722741, 9504912, 10296988, 15445482, 20593976, 30890964, 41187952, 61781928, 123563856]

約数ペア:

[(1, 123563856), (2, 61781928), (3, 41187952), (4, 30890964), (6, 20593976), (8, 15445482), (12, 10296988), (13, 9504912), (16, 7722741), (24, 5148494), (26, 4752456), (39, 3168304), (48, 2574247), (52, 2376228), (71, 1740336), (78, 1584152), (104, 1188114), (142, 870168), (156, 792076), (208, 594057), (213, 580112), (284, 435084), (312, 396038), (426, 290056), (568, 217542), (624, 198019), (852, 145028), (923, 133872), (1136, 108771), (1704, 72514), (1846, 66936), (2769, 44624), (2789, 44304), (3408, 36257), (3692, 33468), (5538, 22312), (5578, 22152), (7384, 16734), (8367, 14768), (11076, 11156)]