254622720

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 264

約数和(自身を含む): 901695312

約数和(自身を除く): 647072592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 128, 132, 137, 160, 165, 176, 192, 220, 240, 242, 256, 264, 274, 320, 330, 352, 363, 384, 411, 440, 480, 484, 512, 528, 548, 605, 640, 660, 685, 704, 726, 768, 822, 880, 960, 968, 1024, 1056, 1096, 1210, 1280, 1320, 1370, 1408, 1452, 1507, 1536, 1644, 1760, 1815, 1920, 1936, 2055, 2112, 2192, 2420, 2560, 2640, 2740, 2816, 2904, 3014, 3072, 3288, 3520, 3630, 3840, 3872, 4110, 4224, 4384, 4521, 4840, 5120, 5280, 5480, 5632, 5808, 6028, 6576, 7040, 7260, 7535, 7680, 7744, 8220, 8448, 8768, 9042, 9680, 10560, 10960, 11264, 11616, 12056, 13152, 14080, 14520, 15070, 15360, 15488, 16440, 16577, 16896, 17536, 18084, 19360, 21120, 21920, 22605, 23232, 24112, 26304, 28160, 29040, 30140, 30976, 32880, 33154, 33792, 35072, 36168, 38720, 42240, 43840, 45210, 46464, 48224, 49731, 52608, 56320, 58080, 60280, 61952, 65760, 66308, 70144, 72336, 77440, 82885, 84480, 87680, 90420, 92928, 96448, 99462, 105216, 116160, 120560, 123904, 131520, 132616, 140288, 144672, 154880, 165770, 168960, 175360, 180840, 185856, 192896, 198924, 210432, 232320, 241120, 248655, 263040, 265232, 289344, 309760, 331540, 350720, 361680, 371712, 385792, 397848, 420864, 464640, 482240, 497310, 526080, 530464, 578688, 619520, 663080, 701440, 723360, 771584, 795696, 929280, 964480, 994620, 1052160, 1060928, 1157376, 1326160, 1446720, 1543168, 1591392, 1858560, 1928960, 1989240, 2104320, 2121856, 2314752, 2652320, 2893440, 3182784, 3857920, 3978480, 4243712, 4629504, 5304640, 5786880, 6365568, 7715840, 7956960, 8487424, 10609280, 11573760, 12731136, 15913920, 16974848, 21218560, 23147520, 25462272, 31827840, 42437120, 50924544, 63655680, 84874240, 127311360, 254622720]

約数ペア:

[(1, 254622720), (2, 127311360), (3, 84874240), (4, 63655680), (5, 50924544), (6, 42437120), (8, 31827840), (10, 25462272), (11, 23147520), (12, 21218560), (15, 16974848), (16, 15913920), (20, 12731136), (22, 11573760), (24, 10609280), (30, 8487424), (32, 7956960), (33, 7715840), (40, 6365568), (44, 5786880), (48, 5304640), (55, 4629504), (60, 4243712), (64, 3978480), (66, 3857920), (80, 3182784), (88, 2893440), (96, 2652320), (110, 2314752), (120, 2121856), (121, 2104320), (128, 1989240), (132, 1928960), (137, 1858560), (160, 1591392), (165, 1543168), (176, 1446720), (192, 1326160), (220, 1157376), (240, 1060928), (242, 1052160), (256, 994620), (264, 964480), (274, 929280), (320, 795696), (330, 771584), (352, 723360), (363, 701440), (384, 663080), (411, 619520), (440, 578688), (480, 530464), (484, 526080), (512, 497310), (528, 482240), (548, 464640), (605, 420864), (640, 397848), (660, 385792), (685, 371712), (704, 361680), (726, 350720), (768, 331540), (822, 309760), (880, 289344), (960, 265232), (968, 263040), (1024, 248655), (1056, 241120), (1096, 232320), (1210, 210432), (1280, 198924), (1320, 192896), (1370, 185856), (1408, 180840), (1452, 175360), (1507, 168960), (1536, 165770), (1644, 154880), (1760, 144672), (1815, 140288), (1920, 132616), (1936, 131520), (2055, 123904), (2112, 120560), (2192, 116160), (2420, 105216), (2560, 99462), (2640, 96448), (2740, 92928), (2816, 90420), (2904, 87680), (3014, 84480), (3072, 82885), (3288, 77440), (3520, 72336), (3630, 70144), (3840, 66308), (3872, 65760), (4110, 61952), (4224, 60280), (4384, 58080), (4521, 56320), (4840, 52608), (5120, 49731), (5280, 48224), (5480, 46464), (5632, 45210), (5808, 43840), (6028, 42240), (6576, 38720), (7040, 36168), (7260, 35072), (7535, 33792), (7680, 33154), (7744, 32880), (8220, 30976), (8448, 30140), (8768, 29040), (9042, 28160), (9680, 26304), (10560, 24112), (10960, 23232), (11264, 22605), (11616, 21920), (12056, 21120), (13152, 19360), (14080, 18084), (14520, 17536), (15070, 16896), (15360, 16577), (15488, 16440)]