72715160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{259697}}^1$

素因数の和:259715

約数の個数: 32

約数和(自身を含む): 186982560

約数和(自身を除く): 114267400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 259697, 519394, 1038788, 1298485, 1817879, 2077576, 2596970, 3635758, 5193940, 7271516, 9089395, 10387880, 14543032, 18178790, 36357580, 72715160]

約数ペア:

[(1, 72715160), (2, 36357580), (4, 18178790), (5, 14543032), (7, 10387880), (8, 9089395), (10, 7271516), (14, 5193940), (20, 3635758), (28, 2596970), (35, 2077576), (40, 1817879), (56, 1298485), (70, 1038788), (140, 519394), (280, 259697)]