204085760

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2801

約数の個数: 80

約数和(自身を含む): 506385000

約数和(自身を除く): 302299240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 1160, 1280, 1856, 2320, 2560, 2749, 3712, 4640, 5498, 7424, 9280, 10996, 13745, 14848, 18560, 21992, 27490, 37120, 43984, 54980, 74240, 79721, 87968, 109960, 159442, 175936, 219920, 318884, 351872, 398605, 439840, 637768, 703744, 797210, 879680, 1275536, 1407488, 1594420, 1759360, 2551072, 3188840, 3518720, 5102144, 6377680, 7037440, 10204288, 12755360, 20408576, 25510720, 40817152, 51021440, 102042880, 204085760]

約数ペア:

[(1, 204085760), (2, 102042880), (4, 51021440), (5, 40817152), (8, 25510720), (10, 20408576), (16, 12755360), (20, 10204288), (29, 7037440), (32, 6377680), (40, 5102144), (58, 3518720), (64, 3188840), (80, 2551072), (116, 1759360), (128, 1594420), (145, 1407488), (160, 1275536), (232, 879680), (256, 797210), (290, 703744), (320, 637768), (464, 439840), (512, 398605), (580, 351872), (640, 318884), (928, 219920), (1160, 175936), (1280, 159442), (1856, 109960), (2320, 87968), (2560, 79721), (2749, 74240), (3712, 54980), (4640, 43984), (5498, 37120), (7424, 27490), (9280, 21992), (10996, 18560), (13745, 14848)]