257087712

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 288

約数和(自身を含む): 849429504

約数和(自身を除く): 592341792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 41, 42, 43, 48, 49, 56, 62, 82, 84, 86, 93, 96, 98, 112, 123, 124, 129, 147, 164, 168, 172, 186, 196, 217, 224, 246, 248, 258, 287, 294, 301, 328, 336, 344, 372, 392, 434, 492, 496, 516, 574, 588, 602, 651, 656, 672, 688, 744, 784, 861, 868, 903, 984, 992, 1032, 1148, 1176, 1204, 1271, 1302, 1312, 1333, 1376, 1488, 1519, 1568, 1722, 1736, 1763, 1806, 1968, 2009, 2064, 2107, 2296, 2352, 2408, 2542, 2604, 2666, 2976, 3038, 3444, 3472, 3526, 3612, 3813, 3936, 3999, 4018, 4128, 4214, 4557, 4592, 4704, 4816, 5084, 5208, 5289, 5332, 6027, 6076, 6321, 6888, 6944, 7052, 7224, 7626, 7998, 8036, 8428, 8897, 9114, 9184, 9331, 9632, 10168, 10416, 10578, 10664, 12054, 12152, 12341, 12642, 13776, 14104, 14448, 15252, 15996, 16072, 16856, 17794, 18228, 18662, 20336, 20832, 21156, 21328, 24108, 24304, 24682, 25284, 26691, 27552, 27993, 28208, 28896, 30504, 31992, 32144, 33712, 35588, 36456, 37023, 37324, 40672, 42312, 42656, 48216, 48608, 49364, 50568, 53382, 54653, 55986, 56416, 61008, 62279, 63984, 64288, 65317, 67424, 71176, 72912, 74046, 74648, 84624, 86387, 96432, 98728, 101136, 106764, 109306, 111972, 122016, 124558, 127968, 130634, 142352, 145824, 148092, 149296, 163959, 169248, 172774, 186837, 192864, 195951, 197456, 202272, 213528, 218612, 223944, 249116, 259161, 261268, 284704, 296184, 298592, 327918, 345548, 373674, 382571, 391902, 394912, 427056, 437224, 447888, 498232, 518322, 522536, 592368, 655836, 691096, 747348, 765142, 783804, 854112, 874448, 895776, 996464, 1036644, 1045072, 1147713, 1184736, 1311672, 1382192, 1494696, 1530284, 1567608, 1748896, 1992928, 2073288, 2090144, 2295426, 2623344, 2677997, 2764384, 2989392, 3060568, 3135216, 4146576, 4590852, 5246688, 5355994, 5978784, 6121136, 6270432, 8033991, 8293152, 9181704, 10711988, 12242272, 16067982, 18363408, 21423976, 32135964, 36726816, 42847952, 64271928, 85695904, 128543856, 257087712]

約数ペア:

[(1, 257087712), (2, 128543856), (3, 85695904), (4, 64271928), (6, 42847952), (7, 36726816), (8, 32135964), (12, 21423976), (14, 18363408), (16, 16067982), (21, 12242272), (24, 10711988), (28, 9181704), (31, 8293152), (32, 8033991), (41, 6270432), (42, 6121136), (43, 5978784), (48, 5355994), (49, 5246688), (56, 4590852), (62, 4146576), (82, 3135216), (84, 3060568), (86, 2989392), (93, 2764384), (96, 2677997), (98, 2623344), (112, 2295426), (123, 2090144), (124, 2073288), (129, 1992928), (147, 1748896), (164, 1567608), (168, 1530284), (172, 1494696), (186, 1382192), (196, 1311672), (217, 1184736), (224, 1147713), (246, 1045072), (248, 1036644), (258, 996464), (287, 895776), (294, 874448), (301, 854112), (328, 783804), (336, 765142), (344, 747348), (372, 691096), (392, 655836), (434, 592368), (492, 522536), (496, 518322), (516, 498232), (574, 447888), (588, 437224), (602, 427056), (651, 394912), (656, 391902), (672, 382571), (688, 373674), (744, 345548), (784, 327918), (861, 298592), (868, 296184), (903, 284704), (984, 261268), (992, 259161), (1032, 249116), (1148, 223944), (1176, 218612), (1204, 213528), (1271, 202272), (1302, 197456), (1312, 195951), (1333, 192864), (1376, 186837), (1488, 172774), (1519, 169248), (1568, 163959), (1722, 149296), (1736, 148092), (1763, 145824), (1806, 142352), (1968, 130634), (2009, 127968), (2064, 124558), (2107, 122016), (2296, 111972), (2352, 109306), (2408, 106764), (2542, 101136), (2604, 98728), (2666, 96432), (2976, 86387), (3038, 84624), (3444, 74648), (3472, 74046), (3526, 72912), (3612, 71176), (3813, 67424), (3936, 65317), (3999, 64288), (4018, 63984), (4128, 62279), (4214, 61008), (4557, 56416), (4592, 55986), (4704, 54653), (4816, 53382), (5084, 50568), (5208, 49364), (5289, 48608), (5332, 48216), (6027, 42656), (6076, 42312), (6321, 40672), (6888, 37324), (6944, 37023), (7052, 36456), (7224, 35588), (7626, 33712), (7998, 32144), (8036, 31992), (8428, 30504), (8897, 28896), (9114, 28208), (9184, 27993), (9331, 27552), (9632, 26691), (10168, 25284), (10416, 24682), (10578, 24304), (10664, 24108), (12054, 21328), (12152, 21156), (12341, 20832), (12642, 20336), (13776, 18662), (14104, 18228), (14448, 17794), (15252, 16856), (15996, 16072)]