257868336

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2557}}^1$

素因数の和:2770

約数の個数: 80

約数和(自身を含む): 730810368

約数和(自身を除く): 472942032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 191, 264, 382, 528, 573, 764, 1146, 1528, 2101, 2292, 2557, 3056, 4202, 4584, 5114, 6303, 7671, 8404, 9168, 10228, 12606, 15342, 16808, 20456, 25212, 28127, 30684, 33616, 40912, 50424, 56254, 61368, 84381, 100848, 112508, 122736, 168762, 225016, 337524, 450032, 488387, 675048, 976774, 1350096, 1465161, 1953548, 2930322, 3907096, 5372257, 5860644, 7814192, 10744514, 11721288, 16116771, 21489028, 23442576, 32233542, 42978056, 64467084, 85956112, 128934168, 257868336]

約数ペア:

[(1, 257868336), (2, 128934168), (3, 85956112), (4, 64467084), (6, 42978056), (8, 32233542), (11, 23442576), (12, 21489028), (16, 16116771), (22, 11721288), (24, 10744514), (33, 7814192), (44, 5860644), (48, 5372257), (66, 3907096), (88, 2930322), (132, 1953548), (176, 1465161), (191, 1350096), (264, 976774), (382, 675048), (528, 488387), (573, 450032), (764, 337524), (1146, 225016), (1528, 168762), (2101, 122736), (2292, 112508), (2557, 100848), (3056, 84381), (4202, 61368), (4584, 56254), (5114, 50424), (6303, 40912), (7671, 33616), (8404, 30684), (9168, 28127), (10228, 25212), (12606, 20456), (15342, 16808)]