289096640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{129061}}^1$

素因数の和:129085

約数の個数: 56

約数和(自身を含む): 786761952

約数和(自身を除く): 497665312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 129061, 258122, 516244, 645305, 903427, 1032488, 1290610, 1806854, 2064976, 2581220, 3613708, 4129952, 4517135, 5162440, 7227416, 8259904, 9034270, 10324880, 14454832, 18068540, 20649760, 28909664, 36137080, 41299520, 57819328, 72274160, 144548320, 289096640]

約数ペア:

[(1, 289096640), (2, 144548320), (4, 72274160), (5, 57819328), (7, 41299520), (8, 36137080), (10, 28909664), (14, 20649760), (16, 18068540), (20, 14454832), (28, 10324880), (32, 9034270), (35, 8259904), (40, 7227416), (56, 5162440), (64, 4517135), (70, 4129952), (80, 3613708), (112, 2581220), (140, 2064976), (160, 1806854), (224, 1290610), (280, 1032488), (320, 903427), (448, 645305), (560, 516244), (1120, 258122), (2240, 129061)]