251546904

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 843955200

約数和(自身を除く): 592408296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 43, 53, 54, 56, 63, 72, 73, 84, 86, 106, 108, 126, 129, 146, 159, 168, 172, 189, 212, 216, 219, 252, 258, 292, 301, 318, 344, 371, 378, 387, 424, 438, 477, 504, 511, 516, 584, 602, 636, 657, 742, 756, 774, 876, 903, 954, 1022, 1032, 1113, 1161, 1204, 1272, 1314, 1431, 1484, 1512, 1533, 1548, 1752, 1806, 1908, 1971, 2044, 2226, 2279, 2322, 2408, 2628, 2709, 2862, 2968, 3066, 3096, 3139, 3339, 3612, 3816, 3869, 3942, 4088, 4452, 4558, 4599, 4644, 5256, 5418, 5724, 6132, 6278, 6678, 6837, 7224, 7738, 7884, 8127, 8904, 9116, 9198, 9288, 9417, 10017, 10836, 11448, 11607, 12264, 12556, 13356, 13674, 13797, 15476, 15768, 15953, 16254, 18232, 18396, 18834, 20034, 20511, 21672, 21973, 23214, 25112, 26712, 27083, 27348, 27594, 28251, 30952, 31906, 32508, 34821, 36792, 37668, 40068, 41022, 43946, 46428, 47859, 54166, 54696, 55188, 56502, 61533, 63812, 65016, 65919, 69642, 75336, 80136, 81249, 82044, 84753, 87892, 92856, 95718, 104463, 108332, 110376, 113004, 123066, 127624, 131838, 139284, 143577, 162498, 164088, 166367, 169506, 175784, 191436, 197757, 208926, 216664, 226008, 243747, 246132, 263676, 278568, 287154, 324996, 332734, 339012, 382872, 395514, 417852, 430731, 487494, 492264, 499101, 527352, 574308, 593271, 649992, 665468, 678024, 731241, 791028, 835704, 861462, 974988, 998202, 1148616, 1164569, 1186542, 1330936, 1462482, 1497303, 1582056, 1722924, 1949976, 1996404, 2329138, 2373084, 2924964, 2994606, 3445848, 3493707, 3992808, 4491909, 4658276, 4746168, 5849928, 5989212, 6987414, 8983818, 9316552, 10481121, 11978424, 13974828, 17967636, 20962242, 27949656, 31443363, 35935272, 41924484, 62886726, 83848968, 125773452, 251546904]

約数ペア:

[(1, 251546904), (2, 125773452), (3, 83848968), (4, 62886726), (6, 41924484), (7, 35935272), (8, 31443363), (9, 27949656), (12, 20962242), (14, 17967636), (18, 13974828), (21, 11978424), (24, 10481121), (27, 9316552), (28, 8983818), (36, 6987414), (42, 5989212), (43, 5849928), (53, 4746168), (54, 4658276), (56, 4491909), (63, 3992808), (72, 3493707), (73, 3445848), (84, 2994606), (86, 2924964), (106, 2373084), (108, 2329138), (126, 1996404), (129, 1949976), (146, 1722924), (159, 1582056), (168, 1497303), (172, 1462482), (189, 1330936), (212, 1186542), (216, 1164569), (219, 1148616), (252, 998202), (258, 974988), (292, 861462), (301, 835704), (318, 791028), (344, 731241), (371, 678024), (378, 665468), (387, 649992), (424, 593271), (438, 574308), (477, 527352), (504, 499101), (511, 492264), (516, 487494), (584, 430731), (602, 417852), (636, 395514), (657, 382872), (742, 339012), (756, 332734), (774, 324996), (876, 287154), (903, 278568), (954, 263676), (1022, 246132), (1032, 243747), (1113, 226008), (1161, 216664), (1204, 208926), (1272, 197757), (1314, 191436), (1431, 175784), (1484, 169506), (1512, 166367), (1533, 164088), (1548, 162498), (1752, 143577), (1806, 139284), (1908, 131838), (1971, 127624), (2044, 123066), (2226, 113004), (2279, 110376), (2322, 108332), (2408, 104463), (2628, 95718), (2709, 92856), (2862, 87892), (2968, 84753), (3066, 82044), (3096, 81249), (3139, 80136), (3339, 75336), (3612, 69642), (3816, 65919), (3869, 65016), (3942, 63812), (4088, 61533), (4452, 56502), (4558, 55188), (4599, 54696), (4644, 54166), (5256, 47859), (5418, 46428), (5724, 43946), (6132, 41022), (6278, 40068), (6678, 37668), (6837, 36792), (7224, 34821), (7738, 32508), (7884, 31906), (8127, 30952), (8904, 28251), (9116, 27594), (9198, 27348), (9288, 27083), (9417, 26712), (10017, 25112), (10836, 23214), (11448, 21973), (11607, 21672), (12264, 20511), (12556, 20034), (13356, 18834), (13674, 18396), (13797, 18232), (15476, 16254), (15768, 15953)]