257560248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{3137}}^1$

素因数の和:3468

約数の個数: 64

約数和(自身を含む): 704920320

約数和(自身を除く): 447360072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 311, 622, 933, 1244, 1866, 2488, 3137, 3421, 3732, 6274, 6842, 7464, 9411, 10263, 12548, 13684, 18822, 20526, 25096, 27368, 34507, 37644, 41052, 69014, 75288, 82104, 103521, 138028, 207042, 276056, 414084, 828168, 975607, 1951214, 2926821, 3902428, 5853642, 7804856, 10731677, 11707284, 21463354, 23414568, 32195031, 42926708, 64390062, 85853416, 128780124, 257560248]

約数ペア:

[(1, 257560248), (2, 128780124), (3, 85853416), (4, 64390062), (6, 42926708), (8, 32195031), (11, 23414568), (12, 21463354), (22, 11707284), (24, 10731677), (33, 7804856), (44, 5853642), (66, 3902428), (88, 2926821), (132, 1951214), (264, 975607), (311, 828168), (622, 414084), (933, 276056), (1244, 207042), (1866, 138028), (2488, 103521), (3137, 82104), (3421, 75288), (3732, 69014), (6274, 41052), (6842, 37644), (7464, 34507), (9411, 27368), (10263, 25096), (12548, 20526), (13684, 18822)]