128469040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229409}}^1$

素因数の和:229429

約数の個数: 40

約数和(自身を含む): 341362080

約数和(自身を除く): 212893040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 229409, 458818, 917636, 1147045, 1605863, 1835272, 2294090, 3211726, 3670544, 4588180, 6423452, 8029315, 9176360, 12846904, 16058630, 18352720, 25693808, 32117260, 64234520, 128469040]

約数ペア:

[(1, 128469040), (2, 64234520), (4, 32117260), (5, 25693808), (7, 18352720), (8, 16058630), (10, 12846904), (14, 9176360), (16, 8029315), (20, 6423452), (28, 4588180), (35, 3670544), (40, 3211726), (56, 2294090), (70, 1835272), (80, 1605863), (112, 1147045), (140, 917636), (280, 458818), (560, 229409)]