278843136

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2582

約数の個数: 144

約数和(自身を含む): 872215680

約数和(自身を除く): 593372544

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 78, 88, 96, 104, 128, 132, 143, 156, 176, 192, 208, 256, 264, 286, 312, 352, 384, 416, 429, 528, 572, 624, 704, 768, 832, 858, 1056, 1144, 1248, 1408, 1664, 1716, 2112, 2288, 2496, 2539, 2816, 3328, 3432, 4224, 4576, 4992, 5078, 6864, 7617, 8448, 9152, 9984, 10156, 13728, 15234, 18304, 20312, 27456, 27929, 30468, 33007, 36608, 40624, 54912, 55858, 60936, 66014, 81248, 83787, 99021, 109824, 111716, 121872, 132028, 162496, 167574, 198042, 223432, 243744, 264056, 324992, 335148, 363077, 396084, 446864, 487488, 528112, 649984, 670296, 726154, 792168, 893728, 974976, 1056224, 1089231, 1340592, 1452308, 1584336, 1787456, 1949952, 2112448, 2178462, 2681184, 2904616, 3168672, 3574912, 4224896, 4356924, 5362368, 5809232, 6337344, 7149824, 8449792, 8713848, 10724736, 11618464, 12674688, 17427696, 21449472, 23236928, 25349376, 34855392, 46473856, 69710784, 92947712, 139421568, 278843136]

約数ペア:

[(1, 278843136), (2, 139421568), (3, 92947712), (4, 69710784), (6, 46473856), (8, 34855392), (11, 25349376), (12, 23236928), (13, 21449472), (16, 17427696), (22, 12674688), (24, 11618464), (26, 10724736), (32, 8713848), (33, 8449792), (39, 7149824), (44, 6337344), (48, 5809232), (52, 5362368), (64, 4356924), (66, 4224896), (78, 3574912), (88, 3168672), (96, 2904616), (104, 2681184), (128, 2178462), (132, 2112448), (143, 1949952), (156, 1787456), (176, 1584336), (192, 1452308), (208, 1340592), (256, 1089231), (264, 1056224), (286, 974976), (312, 893728), (352, 792168), (384, 726154), (416, 670296), (429, 649984), (528, 528112), (572, 487488), (624, 446864), (704, 396084), (768, 363077), (832, 335148), (858, 324992), (1056, 264056), (1144, 243744), (1248, 223432), (1408, 198042), (1664, 167574), (1716, 162496), (2112, 132028), (2288, 121872), (2496, 111716), (2539, 109824), (2816, 99021), (3328, 83787), (3432, 81248), (4224, 66014), (4576, 60936), (4992, 55858), (5078, 54912), (6864, 40624), (7617, 36608), (8448, 33007), (9152, 30468), (9984, 27929), (10156, 27456), (13728, 20312), (15234, 18304)]