205879072

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:578

約数の個数: 96

約数和(自身を含む): 489888000

約数和(自身を除く): 284008928

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 89, 92, 112, 161, 178, 184, 224, 322, 356, 368, 449, 623, 644, 712, 736, 898, 1246, 1288, 1424, 1796, 2047, 2492, 2576, 2848, 3143, 3592, 4094, 4984, 5152, 6286, 7184, 8188, 9968, 10327, 12572, 14329, 14368, 16376, 19936, 20654, 25144, 28658, 32752, 39961, 41308, 50288, 57316, 65504, 72289, 79922, 82616, 100576, 114632, 144578, 159844, 165232, 229264, 279727, 289156, 319688, 330464, 458528, 559454, 578312, 639376, 919103, 1118908, 1156624, 1278752, 1838206, 2237816, 2313248, 3676412, 4475632, 6433721, 7352824, 8951264, 12867442, 14705648, 25734884, 29411296, 51469768, 102939536, 205879072]

約数ペア:

[(1, 205879072), (2, 102939536), (4, 51469768), (7, 29411296), (8, 25734884), (14, 14705648), (16, 12867442), (23, 8951264), (28, 7352824), (32, 6433721), (46, 4475632), (56, 3676412), (89, 2313248), (92, 2237816), (112, 1838206), (161, 1278752), (178, 1156624), (184, 1118908), (224, 919103), (322, 639376), (356, 578312), (368, 559454), (449, 458528), (623, 330464), (644, 319688), (712, 289156), (736, 279727), (898, 229264), (1246, 165232), (1288, 159844), (1424, 144578), (1796, 114632), (2047, 100576), (2492, 82616), (2576, 79922), (2848, 72289), (3143, 65504), (3592, 57316), (4094, 50288), (4984, 41308), (5152, 39961), (6286, 32752), (7184, 28658), (8188, 25144), (9968, 20654), (10327, 19936), (12572, 16376), (14329, 14368)]