257176248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:202

約数の個数: 256

約数和(自身を含む): 840499200

約数和(自身を除く): 583322952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 23, 24, 28, 31, 38, 42, 46, 56, 57, 62, 69, 76, 84, 92, 93, 113, 114, 124, 133, 138, 152, 161, 168, 184, 186, 217, 226, 228, 248, 266, 276, 322, 339, 372, 399, 434, 437, 452, 456, 483, 532, 552, 589, 644, 651, 678, 713, 744, 791, 798, 868, 874, 904, 966, 1064, 1178, 1288, 1302, 1311, 1356, 1426, 1582, 1596, 1736, 1748, 1767, 1932, 2139, 2147, 2356, 2373, 2599, 2604, 2622, 2712, 2852, 3059, 3164, 3192, 3496, 3503, 3534, 3864, 4123, 4278, 4294, 4712, 4746, 4991, 5198, 5208, 5244, 5704, 6118, 6328, 6441, 7006, 7068, 7797, 8246, 8556, 8588, 9177, 9492, 9982, 10396, 10488, 10509, 12236, 12369, 12882, 13547, 14012, 14136, 14973, 15029, 15594, 16492, 17112, 17176, 18193, 18354, 18984, 19964, 20792, 21018, 24472, 24521, 24738, 25764, 27094, 28024, 29946, 30058, 31188, 32984, 36386, 36708, 39928, 40641, 42036, 45087, 49042, 49381, 49476, 51528, 54188, 54579, 59892, 60116, 62376, 66557, 72772, 73416, 73563, 80569, 81282, 84072, 90174, 94829, 98084, 98762, 98952, 108376, 109158, 119784, 120232, 133114, 145544, 147126, 148143, 161138, 162564, 180348, 189658, 196168, 197524, 199671, 218316, 241707, 266228, 284487, 294252, 296286, 322276, 325128, 345667, 360696, 379316, 395048, 399342, 436632, 465899, 483414, 532456, 563983, 568974, 588504, 592572, 644552, 691334, 758632, 798684, 931798, 966828, 1037001, 1127966, 1137948, 1185144, 1382668, 1397697, 1530811, 1597368, 1691949, 1863596, 1933656, 2074002, 2255932, 2275896, 2765336, 2795394, 3061622, 3383898, 3727192, 4148004, 4511864, 4592433, 5590788, 6123244, 6767796, 8296008, 9184866, 10715677, 11181576, 12246488, 13535592, 18369732, 21431354, 32147031, 36739464, 42862708, 64294062, 85725416, 128588124, 257176248]

約数ペア:

[(1, 257176248), (2, 128588124), (3, 85725416), (4, 64294062), (6, 42862708), (7, 36739464), (8, 32147031), (12, 21431354), (14, 18369732), (19, 13535592), (21, 12246488), (23, 11181576), (24, 10715677), (28, 9184866), (31, 8296008), (38, 6767796), (42, 6123244), (46, 5590788), (56, 4592433), (57, 4511864), (62, 4148004), (69, 3727192), (76, 3383898), (84, 3061622), (92, 2795394), (93, 2765336), (113, 2275896), (114, 2255932), (124, 2074002), (133, 1933656), (138, 1863596), (152, 1691949), (161, 1597368), (168, 1530811), (184, 1397697), (186, 1382668), (217, 1185144), (226, 1137948), (228, 1127966), (248, 1037001), (266, 966828), (276, 931798), (322, 798684), (339, 758632), (372, 691334), (399, 644552), (434, 592572), (437, 588504), (452, 568974), (456, 563983), (483, 532456), (532, 483414), (552, 465899), (589, 436632), (644, 399342), (651, 395048), (678, 379316), (713, 360696), (744, 345667), (791, 325128), (798, 322276), (868, 296286), (874, 294252), (904, 284487), (966, 266228), (1064, 241707), (1178, 218316), (1288, 199671), (1302, 197524), (1311, 196168), (1356, 189658), (1426, 180348), (1582, 162564), (1596, 161138), (1736, 148143), (1748, 147126), (1767, 145544), (1932, 133114), (2139, 120232), (2147, 119784), (2356, 109158), (2373, 108376), (2599, 98952), (2604, 98762), (2622, 98084), (2712, 94829), (2852, 90174), (3059, 84072), (3164, 81282), (3192, 80569), (3496, 73563), (3503, 73416), (3534, 72772), (3864, 66557), (4123, 62376), (4278, 60116), (4294, 59892), (4712, 54579), (4746, 54188), (4991, 51528), (5198, 49476), (5208, 49381), (5244, 49042), (5704, 45087), (6118, 42036), (6328, 40641), (6441, 39928), (7006, 36708), (7068, 36386), (7797, 32984), (8246, 31188), (8556, 30058), (8588, 29946), (9177, 28024), (9492, 27094), (9982, 25764), (10396, 24738), (10488, 24521), (10509, 24472), (12236, 21018), (12369, 20792), (12882, 19964), (13547, 18984), (14012, 18354), (14136, 18193), (14973, 17176), (15029, 17112), (15594, 16492)]