257255208

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2591}}^1$

素因数の和:2807

約数の個数: 96

約数和(自身を含む): 800616960

約数和(自身を除く): 543361752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 197, 252, 394, 504, 591, 788, 1182, 1379, 1576, 1773, 2364, 2591, 2758, 3546, 4137, 4728, 5182, 5516, 7092, 7773, 8274, 10364, 11032, 12411, 14184, 15546, 16548, 18137, 20728, 23319, 24822, 31092, 33096, 36274, 46638, 49644, 54411, 62184, 72548, 93276, 99288, 108822, 145096, 163233, 186552, 217644, 326466, 435288, 510427, 652932, 1020854, 1305864, 1531281, 2041708, 3062562, 3572989, 4083416, 4593843, 6125124, 7145978, 9187686, 10718967, 12250248, 14291956, 18375372, 21437934, 28583912, 32156901, 36750744, 42875868, 64313802, 85751736, 128627604, 257255208]

約数ペア:

[(1, 257255208), (2, 128627604), (3, 85751736), (4, 64313802), (6, 42875868), (7, 36750744), (8, 32156901), (9, 28583912), (12, 21437934), (14, 18375372), (18, 14291956), (21, 12250248), (24, 10718967), (28, 9187686), (36, 7145978), (42, 6125124), (56, 4593843), (63, 4083416), (72, 3572989), (84, 3062562), (126, 2041708), (168, 1531281), (197, 1305864), (252, 1020854), (394, 652932), (504, 510427), (591, 435288), (788, 326466), (1182, 217644), (1379, 186552), (1576, 163233), (1773, 145096), (2364, 108822), (2591, 99288), (2758, 93276), (3546, 72548), (4137, 62184), (4728, 54411), (5182, 49644), (5516, 46638), (7092, 36274), (7773, 33096), (8274, 31092), (10364, 24822), (11032, 23319), (12411, 20728), (14184, 18137), (15546, 16548)]