256951968

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:539

約数の個数: 192

約数和(自身を含む): 844462080

約数和(自身を除く): 587510112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 67, 78, 84, 91, 96, 104, 112, 134, 156, 168, 182, 201, 208, 224, 268, 273, 312, 336, 364, 402, 416, 439, 469, 536, 546, 624, 672, 728, 804, 871, 878, 938, 1072, 1092, 1248, 1317, 1407, 1456, 1608, 1742, 1756, 1876, 2144, 2184, 2613, 2634, 2814, 2912, 3073, 3216, 3484, 3512, 3752, 4368, 5226, 5268, 5628, 5707, 6097, 6146, 6432, 6968, 7024, 7504, 8736, 9219, 10452, 10536, 11256, 11414, 12194, 12292, 13936, 14048, 15008, 17121, 18291, 18438, 20904, 21072, 22512, 22828, 24388, 24584, 27872, 29413, 34242, 36582, 36876, 39949, 41808, 42144, 45024, 45656, 48776, 49168, 58826, 68484, 73164, 73752, 79898, 83616, 88239, 91312, 97552, 98336, 117652, 119847, 136968, 146328, 147504, 159796, 176478, 182624, 195104, 205891, 235304, 239694, 273936, 292656, 295008, 319592, 352956, 382369, 411782, 470608, 479388, 547872, 585312, 617673, 639184, 705912, 764738, 823564, 941216, 958776, 1147107, 1235346, 1278368, 1411824, 1529476, 1647128, 1917552, 2294214, 2470692, 2676583, 2823648, 3058952, 3294256, 3835104, 4588428, 4941384, 5353166, 6117904, 6588512, 8029749, 9176856, 9882768, 10706332, 12235808, 16059498, 18353712, 19765536, 21412664, 32118996, 36707424, 42825328, 64237992, 85650656, 128475984, 256951968]

約数ペア:

[(1, 256951968), (2, 128475984), (3, 85650656), (4, 64237992), (6, 42825328), (7, 36707424), (8, 32118996), (12, 21412664), (13, 19765536), (14, 18353712), (16, 16059498), (21, 12235808), (24, 10706332), (26, 9882768), (28, 9176856), (32, 8029749), (39, 6588512), (42, 6117904), (48, 5353166), (52, 4941384), (56, 4588428), (67, 3835104), (78, 3294256), (84, 3058952), (91, 2823648), (96, 2676583), (104, 2470692), (112, 2294214), (134, 1917552), (156, 1647128), (168, 1529476), (182, 1411824), (201, 1278368), (208, 1235346), (224, 1147107), (268, 958776), (273, 941216), (312, 823564), (336, 764738), (364, 705912), (402, 639184), (416, 617673), (439, 585312), (469, 547872), (536, 479388), (546, 470608), (624, 411782), (672, 382369), (728, 352956), (804, 319592), (871, 295008), (878, 292656), (938, 273936), (1072, 239694), (1092, 235304), (1248, 205891), (1317, 195104), (1407, 182624), (1456, 176478), (1608, 159796), (1742, 147504), (1756, 146328), (1876, 136968), (2144, 119847), (2184, 117652), (2613, 98336), (2634, 97552), (2814, 91312), (2912, 88239), (3073, 83616), (3216, 79898), (3484, 73752), (3512, 73164), (3752, 68484), (4368, 58826), (5226, 49168), (5268, 48776), (5628, 45656), (5707, 45024), (6097, 42144), (6146, 41808), (6432, 39949), (6968, 36876), (7024, 36582), (7504, 34242), (8736, 29413), (9219, 27872), (10452, 24584), (10536, 24388), (11256, 22828), (11414, 22512), (12194, 21072), (12292, 20904), (13936, 18438), (14048, 18291), (15008, 17121)]