38709240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1979}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 116899200

約数和(自身を除く): 78189960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 1979, 2445, 3260, 3912, 3958, 4890, 5937, 6520, 7916, 9780, 9895, 11874, 15832, 19560, 19790, 23748, 29685, 39580, 47496, 59370, 79160, 118740, 237480, 322577, 645154, 967731, 1290308, 1612885, 1935462, 2580616, 3225770, 3870924, 4838655, 6451540, 7741848, 9677310, 12903080, 19354620, 38709240]

約数ペア:

[(1, 38709240), (2, 19354620), (3, 12903080), (4, 9677310), (5, 7741848), (6, 6451540), (8, 4838655), (10, 3870924), (12, 3225770), (15, 2580616), (20, 1935462), (24, 1612885), (30, 1290308), (40, 967731), (60, 645154), (120, 322577), (163, 237480), (326, 118740), (489, 79160), (652, 59370), (815, 47496), (978, 39580), (1304, 29685), (1630, 23748), (1956, 19790), (1979, 19560), (2445, 15832), (3260, 11874), (3912, 9895), (3958, 9780), (4890, 7916), (5937, 6520)]