159146120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{81197}}^1$

素因数の和:81222

約数の個数: 48

約数和(自身を含む): 416545740

約数和(自身を除く): 257399620

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, 81197, 162394, 324788, 405985, 568379, 649576, 811970, 1136758, 1623940, 2273516, 2841895, 3247880, 3978653, 4547032, 5683790, 7957306, 11367580, 15914612, 19893265, 22735160, 31829224, 39786530, 79573060, 159146120]

約数ペア:

[(1, 159146120), (2, 79573060), (4, 39786530), (5, 31829224), (7, 22735160), (8, 19893265), (10, 15914612), (14, 11367580), (20, 7957306), (28, 5683790), (35, 4547032), (40, 3978653), (49, 3247880), (56, 2841895), (70, 2273516), (98, 1623940), (140, 1136758), (196, 811970), (245, 649576), (280, 568379), (392, 405985), (490, 324788), (980, 162394), (1960, 81197)]