257539464

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1709}}^1$

素因数の和:1764

約数の個数: 192

約数和(自身を含む): 896313600

約数和(自身を除く): 638774136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 23, 24, 26, 28, 36, 39, 42, 46, 52, 56, 63, 69, 72, 78, 84, 91, 92, 104, 117, 126, 138, 156, 161, 168, 182, 184, 207, 234, 252, 273, 276, 299, 312, 322, 364, 414, 468, 483, 504, 546, 552, 598, 644, 728, 819, 828, 897, 936, 966, 1092, 1196, 1288, 1449, 1638, 1656, 1709, 1794, 1932, 2093, 2184, 2392, 2691, 2898, 3276, 3418, 3588, 3864, 4186, 5127, 5382, 5796, 6279, 6552, 6836, 7176, 8372, 10254, 10764, 11592, 11963, 12558, 13672, 15381, 16744, 18837, 20508, 21528, 22217, 23926, 25116, 30762, 35889, 37674, 39307, 41016, 44434, 47852, 50232, 61524, 66651, 71778, 75348, 78614, 88868, 95704, 107667, 117921, 123048, 133302, 143556, 150696, 155519, 157228, 177736, 199953, 215334, 235842, 266604, 275149, 287112, 311038, 314456, 353763, 399906, 430668, 466557, 471684, 510991, 533208, 550298, 622076, 707526, 799812, 825447, 861336, 933114, 943368, 1021982, 1100596, 1244152, 1399671, 1415052, 1532973, 1599624, 1650894, 1866228, 2043964, 2201192, 2476341, 2799342, 2830104, 3065946, 3301788, 3576937, 3732456, 4087928, 4598919, 4952682, 5598684, 6131892, 6603576, 7153874, 9197838, 9905364, 10730811, 11197368, 12263784, 14307748, 18395676, 19810728, 21461622, 28615496, 32192433, 36791352, 42923244, 64384866, 85846488, 128769732, 257539464]

約数ペア:

[(1, 257539464), (2, 128769732), (3, 85846488), (4, 64384866), (6, 42923244), (7, 36791352), (8, 32192433), (9, 28615496), (12, 21461622), (13, 19810728), (14, 18395676), (18, 14307748), (21, 12263784), (23, 11197368), (24, 10730811), (26, 9905364), (28, 9197838), (36, 7153874), (39, 6603576), (42, 6131892), (46, 5598684), (52, 4952682), (56, 4598919), (63, 4087928), (69, 3732456), (72, 3576937), (78, 3301788), (84, 3065946), (91, 2830104), (92, 2799342), (104, 2476341), (117, 2201192), (126, 2043964), (138, 1866228), (156, 1650894), (161, 1599624), (168, 1532973), (182, 1415052), (184, 1399671), (207, 1244152), (234, 1100596), (252, 1021982), (273, 943368), (276, 933114), (299, 861336), (312, 825447), (322, 799812), (364, 707526), (414, 622076), (468, 550298), (483, 533208), (504, 510991), (546, 471684), (552, 466557), (598, 430668), (644, 399906), (728, 353763), (819, 314456), (828, 311038), (897, 287112), (936, 275149), (966, 266604), (1092, 235842), (1196, 215334), (1288, 199953), (1449, 177736), (1638, 157228), (1656, 155519), (1709, 150696), (1794, 143556), (1932, 133302), (2093, 123048), (2184, 117921), (2392, 107667), (2691, 95704), (2898, 88868), (3276, 78614), (3418, 75348), (3588, 71778), (3864, 66651), (4186, 61524), (5127, 50232), (5382, 47852), (5796, 44434), (6279, 41016), (6552, 39307), (6836, 37674), (7176, 35889), (8372, 30762), (10254, 25116), (10764, 23926), (11592, 22217), (11963, 21528), (12558, 20508), (13672, 18837), (15381, 16744)]