189217280

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{10559}}^1$

素因数の和:10589

約数の個数: 80

約数和(自身を含む): 518538240

約数和(自身を除く): 329320960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 10559, 17920, 21118, 42236, 52795, 73913, 84472, 105590, 147826, 168944, 211180, 295652, 337888, 369565, 422360, 591304, 675776, 739130, 844720, 1182608, 1351552, 1478260, 1689440, 2365216, 2703104, 2956520, 3378880, 4730432, 5406208, 5913040, 6757760, 9460864, 11826080, 13515520, 18921728, 23652160, 27031040, 37843456, 47304320, 94608640, 189217280]

約数ペア:

[(1, 189217280), (2, 94608640), (4, 47304320), (5, 37843456), (7, 27031040), (8, 23652160), (10, 18921728), (14, 13515520), (16, 11826080), (20, 9460864), (28, 6757760), (32, 5913040), (35, 5406208), (40, 4730432), (56, 3378880), (64, 2956520), (70, 2703104), (80, 2365216), (112, 1689440), (128, 1478260), (140, 1351552), (160, 1182608), (224, 844720), (256, 739130), (280, 675776), (320, 591304), (448, 422360), (512, 369565), (560, 337888), (640, 295652), (896, 211180), (1120, 168944), (1280, 147826), (1792, 105590), (2240, 84472), (2560, 73913), (3584, 52795), (4480, 42236), (8960, 21118), (10559, 17920)]