121911160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{435397}}^1$

素因数の和:435415

約数の個数: 32

約数和(自身を含む): 313486560

約数和(自身を除く): 191575400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 435397, 870794, 1741588, 2176985, 3047779, 3483176, 4353970, 6095558, 8707940, 12191116, 15238895, 17415880, 24382232, 30477790, 60955580, 121911160]

約数ペア:

[(1, 121911160), (2, 60955580), (4, 30477790), (5, 24382232), (7, 17415880), (8, 15238895), (10, 12191116), (14, 8707940), (20, 6095558), (28, 4353970), (35, 3483176), (40, 3047779), (56, 2176985), (70, 1741588), (140, 870794), (280, 435397)]