142534720

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2111}}^1$

素因数の和:2339

約数の個数: 56

約数和(自身を含む): 341180928

約数和(自身を除く): 198646208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 2111, 3376, 4220, 4222, 6752, 8440, 8444, 10555, 13504, 16880, 16888, 21110, 33760, 33776, 42220, 67520, 67552, 84440, 135104, 168880, 337760, 445421, 675520, 890842, 1781684, 2227105, 3563368, 4454210, 7126736, 8908420, 14253472, 17816840, 28506944, 35633680, 71267360, 142534720]

約数ペア:

[(1, 142534720), (2, 71267360), (4, 35633680), (5, 28506944), (8, 17816840), (10, 14253472), (16, 8908420), (20, 7126736), (32, 4454210), (40, 3563368), (64, 2227105), (80, 1781684), (160, 890842), (211, 675520), (320, 445421), (422, 337760), (844, 168880), (1055, 135104), (1688, 84440), (2110, 67552), (2111, 67520), (3376, 42220), (4220, 33776), (4222, 33760), (6752, 21110), (8440, 16888), (8444, 16880), (10555, 13504)]