209937280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{46861}}^1$

素因数の和:46887

約数の個数: 64

約数和(自身を含む): 573590880

約数和(自身を除く): 363653600

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 46861, 93722, 187444, 234305, 328027, 374888, 468610, 656054, 749776, 937220, 1312108, 1499552, 1640135, 1874440, 2624216, 2999104, 3280270, 3748880, 5248432, 5998208, 6560540, 7497760, 10496864, 13121080, 14995520, 20993728, 26242160, 29991040, 41987456, 52484320, 104968640, 209937280]

約数ペア:

[(1, 209937280), (2, 104968640), (4, 52484320), (5, 41987456), (7, 29991040), (8, 26242160), (10, 20993728), (14, 14995520), (16, 13121080), (20, 10496864), (28, 7497760), (32, 6560540), (35, 5998208), (40, 5248432), (56, 3748880), (64, 3280270), (70, 2999104), (80, 2624216), (112, 1874440), (128, 1640135), (140, 1499552), (160, 1312108), (224, 937220), (280, 749776), (320, 656054), (448, 468610), (560, 374888), (640, 328027), (896, 234305), (1120, 187444), (2240, 93722), (4480, 46861)]