38471280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1194

約数の個数: 80

約数和(自身を含む): 120138144

約数和(自身を除く): 81666864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1021, 1256, 1570, 1884, 2042, 2355, 2512, 3063, 3140, 3768, 4084, 4710, 5105, 6126, 6280, 7536, 8168, 9420, 10210, 12252, 12560, 15315, 16336, 18840, 20420, 24504, 30630, 37680, 40840, 49008, 61260, 81680, 122520, 160297, 245040, 320594, 480891, 641188, 801485, 961782, 1282376, 1602970, 1923564, 2404455, 2564752, 3205940, 3847128, 4808910, 6411880, 7694256, 9617820, 12823760, 19235640, 38471280]

約数ペア:

[(1, 38471280), (2, 19235640), (3, 12823760), (4, 9617820), (5, 7694256), (6, 6411880), (8, 4808910), (10, 3847128), (12, 3205940), (15, 2564752), (16, 2404455), (20, 1923564), (24, 1602970), (30, 1282376), (40, 961782), (48, 801485), (60, 641188), (80, 480891), (120, 320594), (157, 245040), (240, 160297), (314, 122520), (471, 81680), (628, 61260), (785, 49008), (942, 40840), (1021, 37680), (1256, 30630), (1570, 24504), (1884, 20420), (2042, 18840), (2355, 16336), (2512, 15315), (3063, 12560), (3140, 12252), (3768, 10210), (4084, 9420), (4710, 8168), (5105, 7536), (6126, 6280)]