311947230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{212209}}^1$

素因数の和:212233

約数の個数: 48

約数和(自身を含む): 870909840

約数和(自身を除く): 558962610

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 212209, 424418, 636627, 1061045, 1273254, 1485463, 2122090, 2970926, 3183135, 4456389, 6366270, 7427315, 8912778, 10398241, 14854630, 20796482, 22281945, 31194723, 44563890, 51991205, 62389446, 103982410, 155973615, 311947230]

約数ペア:

[(1, 311947230), (2, 155973615), (3, 103982410), (5, 62389446), (6, 51991205), (7, 44563890), (10, 31194723), (14, 22281945), (15, 20796482), (21, 14854630), (30, 10398241), (35, 8912778), (42, 7427315), (49, 6366270), (70, 4456389), (98, 3183135), (105, 2970926), (147, 2122090), (210, 1485463), (245, 1273254), (294, 1061045), (490, 636627), (735, 424418), (1470, 212209)]