70921480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1051}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 183300480

約数和(自身を除く): 112379000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 964, 1051, 1205, 1687, 1928, 2102, 2410, 3374, 4204, 4820, 5255, 6748, 7357, 8408, 8435, 9640, 10510, 13496, 14714, 16870, 21020, 29428, 33740, 36785, 42040, 58856, 67480, 73570, 147140, 253291, 294280, 506582, 1013164, 1266455, 1773037, 2026328, 2532910, 3546074, 5065820, 7092148, 8865185, 10131640, 14184296, 17730370, 35460740, 70921480]

約数ペア:

[(1, 70921480), (2, 35460740), (4, 17730370), (5, 14184296), (7, 10131640), (8, 8865185), (10, 7092148), (14, 5065820), (20, 3546074), (28, 2532910), (35, 2026328), (40, 1773037), (56, 1266455), (70, 1013164), (140, 506582), (241, 294280), (280, 253291), (482, 147140), (964, 73570), (1051, 67480), (1205, 58856), (1687, 42040), (1928, 36785), (2102, 33740), (2410, 29428), (3374, 21020), (4204, 16870), (4820, 14714), (5255, 13496), (6748, 10510), (7357, 9640), (8408, 8435)]