221505984

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:563

約数の個数: 168

約数和(自身を含む): 732727008

約数和(自身を除く): 511221024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 137, 144, 168, 192, 224, 252, 274, 288, 336, 401, 411, 448, 504, 548, 576, 672, 802, 822, 959, 1008, 1096, 1203, 1233, 1344, 1604, 1644, 1918, 2016, 2192, 2406, 2466, 2807, 2877, 3208, 3288, 3609, 3836, 4032, 4384, 4812, 4932, 5614, 5754, 6416, 6576, 7218, 7672, 8421, 8631, 8768, 9624, 9864, 11228, 11508, 12832, 13152, 14436, 15344, 16842, 17262, 19248, 19728, 22456, 23016, 25263, 25664, 26304, 28872, 30688, 33684, 34524, 38496, 39456, 44912, 46032, 50526, 54937, 57744, 61376, 67368, 69048, 76992, 78912, 89824, 92064, 101052, 109874, 115488, 134736, 138096, 164811, 179648, 184128, 202104, 219748, 230976, 269472, 276192, 329622, 384559, 404208, 439496, 494433, 538944, 552384, 659244, 769118, 808416, 878992, 988866, 1153677, 1318488, 1538236, 1616832, 1757984, 1977732, 2307354, 2636976, 3076472, 3461031, 3515968, 3955464, 4614708, 5273952, 6152944, 6922062, 7910928, 9229416, 10547904, 12305888, 13844124, 15821856, 18458832, 24611776, 27688248, 31643712, 36917664, 55376496, 73835328, 110752992, 221505984]

約数ペア:

[(1, 221505984), (2, 110752992), (3, 73835328), (4, 55376496), (6, 36917664), (7, 31643712), (8, 27688248), (9, 24611776), (12, 18458832), (14, 15821856), (16, 13844124), (18, 12305888), (21, 10547904), (24, 9229416), (28, 7910928), (32, 6922062), (36, 6152944), (42, 5273952), (48, 4614708), (56, 3955464), (63, 3515968), (64, 3461031), (72, 3076472), (84, 2636976), (96, 2307354), (112, 1977732), (126, 1757984), (137, 1616832), (144, 1538236), (168, 1318488), (192, 1153677), (224, 988866), (252, 878992), (274, 808416), (288, 769118), (336, 659244), (401, 552384), (411, 538944), (448, 494433), (504, 439496), (548, 404208), (576, 384559), (672, 329622), (802, 276192), (822, 269472), (959, 230976), (1008, 219748), (1096, 202104), (1203, 184128), (1233, 179648), (1344, 164811), (1604, 138096), (1644, 134736), (1918, 115488), (2016, 109874), (2192, 101052), (2406, 92064), (2466, 89824), (2807, 78912), (2877, 76992), (3208, 69048), (3288, 67368), (3609, 61376), (3836, 57744), (4032, 54937), (4384, 50526), (4812, 46032), (4932, 44912), (5614, 39456), (5754, 38496), (6416, 34524), (6576, 33684), (7218, 30688), (7672, 28872), (8421, 26304), (8631, 25664), (8768, 25263), (9624, 23016), (9864, 22456), (11228, 19728), (11508, 19248), (12832, 17262), (13152, 16842), (14436, 15344)]