291494080

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:458

約数の個数: 112

約数和(自身を含む): 727496640

約数和(自身を除く): 436002560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 101, 116, 145, 160, 202, 232, 290, 311, 320, 404, 464, 505, 580, 622, 808, 928, 1010, 1160, 1244, 1555, 1616, 1856, 2020, 2320, 2488, 2929, 3110, 3232, 4040, 4640, 4976, 5858, 6220, 6464, 8080, 9019, 9280, 9952, 11716, 12440, 14645, 16160, 18038, 19904, 23432, 24880, 29290, 31411, 32320, 36076, 45095, 46864, 49760, 58580, 62822, 72152, 90190, 93728, 99520, 117160, 125644, 144304, 157055, 180380, 187456, 234320, 251288, 288608, 314110, 360760, 468640, 502576, 577216, 628220, 721520, 910919, 937280, 1005152, 1256440, 1443040, 1821838, 2010304, 2512880, 2886080, 3643676, 4554595, 5025760, 7287352, 9109190, 10051520, 14574704, 18218380, 29149408, 36436760, 58298816, 72873520, 145747040, 291494080]

約数ペア:

[(1, 291494080), (2, 145747040), (4, 72873520), (5, 58298816), (8, 36436760), (10, 29149408), (16, 18218380), (20, 14574704), (29, 10051520), (32, 9109190), (40, 7287352), (58, 5025760), (64, 4554595), (80, 3643676), (101, 2886080), (116, 2512880), (145, 2010304), (160, 1821838), (202, 1443040), (232, 1256440), (290, 1005152), (311, 937280), (320, 910919), (404, 721520), (464, 628220), (505, 577216), (580, 502576), (622, 468640), (808, 360760), (928, 314110), (1010, 288608), (1160, 251288), (1244, 234320), (1555, 187456), (1616, 180380), (1856, 157055), (2020, 144304), (2320, 125644), (2488, 117160), (2929, 99520), (3110, 93728), (3232, 90190), (4040, 72152), (4640, 62822), (4976, 58580), (5858, 49760), (6220, 46864), (6464, 45095), (8080, 36076), (9019, 32320), (9280, 31411), (9952, 29290), (11716, 24880), (12440, 23432), (14645, 19904), (16160, 18038)]