153949040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{274909}}^1$

素因数の和:274929

約数の個数: 40

約数和(自身を含む): 409066080

約数和(自身を除く): 255117040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 274909, 549818, 1099636, 1374545, 1924363, 2199272, 2749090, 3848726, 4398544, 5498180, 7697452, 9621815, 10996360, 15394904, 19243630, 21992720, 30789808, 38487260, 76974520, 153949040]

約数ペア:

[(1, 153949040), (2, 76974520), (4, 38487260), (5, 30789808), (7, 21992720), (8, 19243630), (10, 15394904), (14, 10996360), (16, 9621815), (20, 7697452), (28, 5498180), (35, 4398544), (40, 3848726), (56, 2749090), (70, 2199272), (80, 1924363), (112, 1374545), (140, 1099636), (280, 549818), (560, 274909)]