1274263040

素因数分解:

$2^9\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3581}}^1$

素因数の和:3743

約数の個数: 80

約数和(自身を含む): 3078084240

約数和(自身を除く): 1803821200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 1112, 1280, 1390, 2224, 2560, 2780, 3581, 4448, 5560, 7162, 8896, 11120, 14324, 17792, 17905, 22240, 28648, 35584, 35810, 44480, 57296, 71168, 71620, 88960, 114592, 143240, 177920, 229184, 286480, 355840, 458368, 497759, 572960, 916736, 995518, 1145920, 1833472, 1991036, 2291840, 2488795, 3982072, 4583680, 4977590, 7964144, 9167360, 9955180, 15928288, 19910360, 31856576, 39820720, 63713152, 79641440, 127426304, 159282880, 254852608, 318565760, 637131520, 1274263040]

約数ペア:

[(1, 1274263040), (2, 637131520), (4, 318565760), (5, 254852608), (8, 159282880), (10, 127426304), (16, 79641440), (20, 63713152), (32, 39820720), (40, 31856576), (64, 19910360), (80, 15928288), (128, 9955180), (139, 9167360), (160, 7964144), (256, 4977590), (278, 4583680), (320, 3982072), (512, 2488795), (556, 2291840), (640, 1991036), (695, 1833472), (1112, 1145920), (1280, 995518), (1390, 916736), (2224, 572960), (2560, 497759), (2780, 458368), (3581, 355840), (4448, 286480), (5560, 229184), (7162, 177920), (8896, 143240), (11120, 114592), (14324, 88960), (17792, 71620), (17905, 71168), (22240, 57296), (28648, 44480), (35584, 35810)]