2478204

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 6787872

約数和(自身を除く): 4309668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 41, 46, 69, 73, 82, 92, 123, 138, 146, 164, 207, 219, 246, 276, 292, 369, 414, 438, 492, 657, 738, 828, 876, 943, 1314, 1476, 1679, 1886, 2628, 2829, 2993, 3358, 3772, 5037, 5658, 5986, 6716, 8487, 8979, 10074, 11316, 11972, 15111, 16974, 17958, 20148, 26937, 30222, 33948, 35916, 53874, 60444, 68839, 107748, 137678, 206517, 275356, 413034, 619551, 826068, 1239102, 2478204]

約数ペア:

[(1, 2478204), (2, 1239102), (3, 826068), (4, 619551), (6, 413034), (9, 275356), (12, 206517), (18, 137678), (23, 107748), (36, 68839), (41, 60444), (46, 53874), (69, 35916), (73, 33948), (82, 30222), (92, 26937), (123, 20148), (138, 17958), (146, 16974), (164, 15111), (207, 11972), (219, 11316), (246, 10074), (276, 8979), (292, 8487), (369, 6716), (414, 5986), (438, 5658), (492, 5037), (657, 3772), (738, 3358), (828, 2993), (876, 2829), (943, 2628), (1314, 1886), (1476, 1679)]