123866120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{63197}}^1$

素因数の和:63222

約数の個数: 48

約数和(自身を含む): 324205740

約数和(自身を除く): 200339620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 63197, 126394, 252788, 315985, 442379, 505576, 631970, 884758, 1263940, 1769516, 2211895, 2527880, 3096653, 3539032, 4423790, 6193306, 8847580, 12386612, 15483265, 17695160, 24773224, 30966530, 61933060, 123866120]

約数ペア:

[(1, 123866120), (2, 61933060), (4, 30966530), (5, 24773224), (7, 17695160), (8, 15483265), (10, 12386612), (14, 8847580), (20, 6193306), (28, 4423790), (35, 3539032), (40, 3096653), (49, 2527880), (56, 2211895), (70, 1769516), (98, 1263940), (140, 884758), (196, 631970), (245, 505576), (280, 442379), (392, 315985), (490, 252788), (980, 126394), (1960, 63197)]