273669880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1361}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 673699680

約数和(自身を除く): 400029800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457, 914, 1361, 1828, 2285, 2722, 3656, 4570, 5027, 5444, 6805, 9140, 10054, 10888, 13610, 14971, 18280, 20108, 25135, 27220, 29942, 40216, 50270, 54440, 59884, 74855, 100540, 119768, 149710, 201080, 299420, 598840, 621977, 1243954, 2487908, 3109885, 4975816, 6219770, 6841747, 12439540, 13683494, 24879080, 27366988, 34208735, 54733976, 68417470, 136834940, 273669880]

約数ペア:

[(1, 273669880), (2, 136834940), (4, 68417470), (5, 54733976), (8, 34208735), (10, 27366988), (11, 24879080), (20, 13683494), (22, 12439540), (40, 6841747), (44, 6219770), (55, 4975816), (88, 3109885), (110, 2487908), (220, 1243954), (440, 621977), (457, 598840), (914, 299420), (1361, 201080), (1828, 149710), (2285, 119768), (2722, 100540), (3656, 74855), (4570, 59884), (5027, 54440), (5444, 50270), (6805, 40216), (9140, 29942), (10054, 27220), (10888, 25135), (13610, 20108), (14971, 18280)]