278239728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3511}}^1$

素因数の和:3662

約数の個数: 80

約数和(自身を含む): 780394496

約数和(自身を除く): 502154768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 127, 156, 208, 254, 312, 381, 508, 624, 762, 1016, 1524, 1651, 2032, 3048, 3302, 3511, 4953, 6096, 6604, 7022, 9906, 10533, 13208, 14044, 19812, 21066, 26416, 28088, 39624, 42132, 45643, 56176, 79248, 84264, 91286, 136929, 168528, 182572, 273858, 365144, 445897, 547716, 730288, 891794, 1095432, 1337691, 1783588, 2190864, 2675382, 3567176, 5350764, 5796661, 7134352, 10701528, 11593322, 17389983, 21403056, 23186644, 34779966, 46373288, 69559932, 92746576, 139119864, 278239728]

約数ペア:

[(1, 278239728), (2, 139119864), (3, 92746576), (4, 69559932), (6, 46373288), (8, 34779966), (12, 23186644), (13, 21403056), (16, 17389983), (24, 11593322), (26, 10701528), (39, 7134352), (48, 5796661), (52, 5350764), (78, 3567176), (104, 2675382), (127, 2190864), (156, 1783588), (208, 1337691), (254, 1095432), (312, 891794), (381, 730288), (508, 547716), (624, 445897), (762, 365144), (1016, 273858), (1524, 182572), (1651, 168528), (2032, 136929), (3048, 91286), (3302, 84264), (3511, 79248), (4953, 56176), (6096, 45643), (6604, 42132), (7022, 39624), (9906, 28088), (10533, 26416), (13208, 21066), (14044, 19812)]