315224840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{160829}}^1$

素因数の和:160854

約数の個数: 48

約数和(自身を含む): 825057900

約数和(自身を除く): 509833060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 160829, 321658, 643316, 804145, 1125803, 1286632, 1608290, 2251606, 3216580, 4503212, 5629015, 6433160, 7880621, 9006424, 11258030, 15761242, 22516060, 31522484, 39403105, 45032120, 63044968, 78806210, 157612420, 315224840]

約数ペア:

[(1, 315224840), (2, 157612420), (4, 78806210), (5, 63044968), (7, 45032120), (8, 39403105), (10, 31522484), (14, 22516060), (20, 15761242), (28, 11258030), (35, 9006424), (40, 7880621), (49, 6433160), (56, 5629015), (70, 4503212), (98, 3216580), (140, 2251606), (196, 1608290), (245, 1286632), (280, 1125803), (392, 804145), (490, 643316), (980, 321658), (1960, 160829)]