680960

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:51

約数の個数: 88

約数和(自身を含む): 1965120

約数和(自身を除く): 1284160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 512, 532, 560, 608, 640, 665, 760, 896, 1024, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2128, 2240, 2432, 2560, 2660, 3040, 3584, 4256, 4480, 4864, 5120, 5320, 6080, 7168, 8512, 8960, 9728, 10640, 12160, 17024, 17920, 19456, 21280, 24320, 34048, 35840, 42560, 48640, 68096, 85120, 97280, 136192, 170240, 340480, 680960]

約数ペア:

[(1, 680960), (2, 340480), (4, 170240), (5, 136192), (7, 97280), (8, 85120), (10, 68096), (14, 48640), (16, 42560), (19, 35840), (20, 34048), (28, 24320), (32, 21280), (35, 19456), (38, 17920), (40, 17024), (56, 12160), (64, 10640), (70, 9728), (76, 8960), (80, 8512), (95, 7168), (112, 6080), (128, 5320), (133, 5120), (140, 4864), (152, 4480), (160, 4256), (190, 3584), (224, 3040), (256, 2660), (266, 2560), (280, 2432), (304, 2240), (320, 2128), (380, 1792), (448, 1520), (512, 1330), (532, 1280), (560, 1216), (608, 1120), (640, 1064), (665, 1024), (760, 896)]