257501076

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:958

約数の個数: 96

約数和(自身を含む): 711110400

約数和(自身を除く): 453609324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 73, 84, 98, 146, 147, 196, 219, 292, 294, 343, 438, 511, 588, 686, 857, 876, 1022, 1029, 1372, 1533, 1714, 2044, 2058, 2571, 3066, 3428, 3577, 4116, 5142, 5999, 6132, 7154, 10284, 10731, 11998, 14308, 17997, 21462, 23996, 25039, 35994, 41993, 42924, 50078, 62561, 71988, 75117, 83986, 100156, 125122, 125979, 150234, 167972, 187683, 250244, 251958, 293951, 300468, 375366, 437927, 503916, 587902, 750732, 875854, 881853, 1175804, 1313781, 1751708, 1763706, 2627562, 3065489, 3527412, 5255124, 6130978, 9196467, 12261956, 18392934, 21458423, 36785868, 42916846, 64375269, 85833692, 128750538, 257501076]

約数ペア:

[(1, 257501076), (2, 128750538), (3, 85833692), (4, 64375269), (6, 42916846), (7, 36785868), (12, 21458423), (14, 18392934), (21, 12261956), (28, 9196467), (42, 6130978), (49, 5255124), (73, 3527412), (84, 3065489), (98, 2627562), (146, 1763706), (147, 1751708), (196, 1313781), (219, 1175804), (292, 881853), (294, 875854), (343, 750732), (438, 587902), (511, 503916), (588, 437927), (686, 375366), (857, 300468), (876, 293951), (1022, 251958), (1029, 250244), (1372, 187683), (1533, 167972), (1714, 150234), (2044, 125979), (2058, 125122), (2571, 100156), (3066, 83986), (3428, 75117), (3577, 71988), (4116, 62561), (5142, 50078), (5999, 42924), (6132, 41993), (7154, 35994), (10284, 25039), (10731, 23996), (11998, 21462), (14308, 17997)]