69540320

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1949}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 95570080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 1949, 2230, 3568, 3898, 4460, 7136, 7796, 8920, 9745, 15592, 17840, 19490, 31184, 35680, 38980, 62368, 77960, 155920, 311840, 434627, 869254, 1738508, 2173135, 3477016, 4346270, 6954032, 8692540, 13908064, 17385080, 34770160, 69540320]

約数ペア:

[(1, 69540320), (2, 34770160), (4, 17385080), (5, 13908064), (8, 8692540), (10, 6954032), (16, 4346270), (20, 3477016), (32, 2173135), (40, 1738508), (80, 869254), (160, 434627), (223, 311840), (446, 155920), (892, 77960), (1115, 62368), (1784, 38980), (1949, 35680), (2230, 31184), (3568, 19490), (3898, 17840), (4460, 15592), (7136, 9745), (7796, 8920)]