253346840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{719}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 597196800

約数和(自身を除く): 343849960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 383, 460, 719, 766, 920, 1438, 1532, 1915, 2876, 3064, 3595, 3830, 5752, 7190, 7660, 8809, 14380, 15320, 16537, 17618, 28760, 33074, 35236, 44045, 66148, 70472, 82685, 88090, 132296, 165370, 176180, 275377, 330740, 352360, 550754, 661480, 1101508, 1376885, 2203016, 2753770, 5507540, 6333671, 11015080, 12667342, 25334684, 31668355, 50669368, 63336710, 126673420, 253346840]

約数ペア:

[(1, 253346840), (2, 126673420), (4, 63336710), (5, 50669368), (8, 31668355), (10, 25334684), (20, 12667342), (23, 11015080), (40, 6333671), (46, 5507540), (92, 2753770), (115, 2203016), (184, 1376885), (230, 1101508), (383, 661480), (460, 550754), (719, 352360), (766, 330740), (920, 275377), (1438, 176180), (1532, 165370), (1915, 132296), (2876, 88090), (3064, 82685), (3595, 70472), (3830, 66148), (5752, 44045), (7190, 35236), (7660, 33074), (8809, 28760), (14380, 17618), (15320, 16537)]