239989890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1142809}}^1$

素因数の和:1142826

約数の個数: 32

約数和(自身を含む): 658258560

約数和(自身を除く): 418268670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1142809, 2285618, 3428427, 5714045, 6856854, 7999663, 11428090, 15999326, 17142135, 23998989, 34284270, 39998315, 47997978, 79996630, 119994945, 239989890]

約数ペア:

[(1, 239989890), (2, 119994945), (3, 79996630), (5, 47997978), (6, 39998315), (7, 34284270), (10, 23998989), (14, 17142135), (15, 15999326), (21, 11428090), (30, 7999663), (35, 6856854), (42, 5714045), (70, 3428427), (105, 2285618), (210, 1142809)]