900756640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4493}}^1$

素因数の和:4694

約数の個数: 96

約数和(自身を含む): 2446174080

約数和(自身を除く): 1545417440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 179, 224, 280, 358, 560, 716, 895, 1120, 1253, 1432, 1790, 2506, 2864, 3580, 4493, 5012, 5728, 6265, 7160, 8986, 10024, 12530, 14320, 17972, 20048, 22465, 25060, 28640, 31451, 35944, 40096, 44930, 50120, 62902, 71888, 89860, 100240, 125804, 143776, 157255, 179720, 200480, 251608, 314510, 359440, 503216, 629020, 718880, 804247, 1006432, 1258040, 1608494, 2516080, 3216988, 4021235, 5032160, 5629729, 6433976, 8042470, 11259458, 12867952, 16084940, 22518916, 25735904, 28148645, 32169880, 45037832, 56297290, 64339760, 90075664, 112594580, 128679520, 180151328, 225189160, 450378320, 900756640]

約数ペア:

[(1, 900756640), (2, 450378320), (4, 225189160), (5, 180151328), (7, 128679520), (8, 112594580), (10, 90075664), (14, 64339760), (16, 56297290), (20, 45037832), (28, 32169880), (32, 28148645), (35, 25735904), (40, 22518916), (56, 16084940), (70, 12867952), (80, 11259458), (112, 8042470), (140, 6433976), (160, 5629729), (179, 5032160), (224, 4021235), (280, 3216988), (358, 2516080), (560, 1608494), (716, 1258040), (895, 1006432), (1120, 804247), (1253, 718880), (1432, 629020), (1790, 503216), (2506, 359440), (2864, 314510), (3580, 251608), (4493, 200480), (5012, 179720), (5728, 157255), (6265, 143776), (7160, 125804), (8986, 100240), (10024, 89860), (12530, 71888), (14320, 62902), (17972, 50120), (20048, 44930), (22465, 40096), (25060, 35944), (28640, 31451)]