211715840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23629}}^1$

素因数の和:23657

約数の個数: 72

約数和(自身を含む): 579596640

約数和(自身を除く): 367880800

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 23629, 47258, 94516, 118145, 165403, 189032, 236290, 330806, 378064, 472580, 661612, 756128, 827015, 945160, 1323224, 1512256, 1654030, 1890320, 2646448, 3024512, 3308060, 3780640, 5292896, 6049024, 6616120, 7561280, 10585792, 13232240, 15122560, 21171584, 26464480, 30245120, 42343168, 52928960, 105857920, 211715840]

約数ペア:

[(1, 211715840), (2, 105857920), (4, 52928960), (5, 42343168), (7, 30245120), (8, 26464480), (10, 21171584), (14, 15122560), (16, 13232240), (20, 10585792), (28, 7561280), (32, 6616120), (35, 6049024), (40, 5292896), (56, 3780640), (64, 3308060), (70, 3024512), (80, 2646448), (112, 1890320), (128, 1654030), (140, 1512256), (160, 1323224), (224, 945160), (256, 827015), (280, 756128), (320, 661612), (448, 472580), (560, 378064), (640, 330806), (896, 236290), (1120, 189032), (1280, 165403), (1792, 118145), (2240, 94516), (4480, 47258), (8960, 23629)]