255218688

素因数分解:

$2^{10}\times 3^4\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:230

約数の個数: 220

約数和(自身を含む): 811422612

約数和(自身を除く): 556203924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 81, 96, 102, 108, 128, 136, 144, 153, 162, 181, 192, 204, 216, 256, 272, 288, 306, 324, 362, 384, 408, 432, 459, 512, 543, 544, 576, 612, 648, 724, 768, 816, 864, 918, 1024, 1086, 1088, 1152, 1224, 1296, 1377, 1448, 1536, 1629, 1632, 1728, 1836, 2172, 2176, 2304, 2448, 2592, 2754, 2896, 3072, 3077, 3258, 3264, 3456, 3672, 4344, 4352, 4608, 4887, 4896, 5184, 5508, 5792, 6154, 6516, 6528, 6912, 7344, 8688, 8704, 9216, 9231, 9774, 9792, 10368, 11016, 11584, 12308, 13032, 13056, 13824, 14661, 14688, 17376, 17408, 18462, 19548, 19584, 20736, 22032, 23168, 24616, 26064, 26112, 27648, 27693, 29322, 29376, 34752, 36924, 39096, 39168, 41472, 44064, 46336, 49232, 52128, 52224, 55386, 58644, 58752, 69504, 73848, 78192, 78336, 82944, 83079, 88128, 92672, 98464, 104256, 110772, 117288, 117504, 139008, 147696, 156384, 156672, 166158, 176256, 185344, 196928, 208512, 221544, 234576, 235008, 249237, 278016, 295392, 312768, 332316, 352512, 393856, 417024, 443088, 469152, 470016, 498474, 556032, 590784, 625536, 664632, 705024, 787712, 834048, 886176, 938304, 996948, 1181568, 1251072, 1329264, 1410048, 1575424, 1668096, 1772352, 1876608, 1993896, 2363136, 2502144, 2658528, 3150848, 3544704, 3753216, 3987792, 4726272, 5004288, 5317056, 7089408, 7506432, 7975584, 9452544, 10634112, 14178816, 15012864, 15951168, 21268224, 28357632, 31902336, 42536448, 63804672, 85072896, 127609344, 255218688]

約数ペア:

[(1, 255218688), (2, 127609344), (3, 85072896), (4, 63804672), (6, 42536448), (8, 31902336), (9, 28357632), (12, 21268224), (16, 15951168), (17, 15012864), (18, 14178816), (24, 10634112), (27, 9452544), (32, 7975584), (34, 7506432), (36, 7089408), (48, 5317056), (51, 5004288), (54, 4726272), (64, 3987792), (68, 3753216), (72, 3544704), (81, 3150848), (96, 2658528), (102, 2502144), (108, 2363136), (128, 1993896), (136, 1876608), (144, 1772352), (153, 1668096), (162, 1575424), (181, 1410048), (192, 1329264), (204, 1251072), (216, 1181568), (256, 996948), (272, 938304), (288, 886176), (306, 834048), (324, 787712), (362, 705024), (384, 664632), (408, 625536), (432, 590784), (459, 556032), (512, 498474), (543, 470016), (544, 469152), (576, 443088), (612, 417024), (648, 393856), (724, 352512), (768, 332316), (816, 312768), (864, 295392), (918, 278016), (1024, 249237), (1086, 235008), (1088, 234576), (1152, 221544), (1224, 208512), (1296, 196928), (1377, 185344), (1448, 176256), (1536, 166158), (1629, 156672), (1632, 156384), (1728, 147696), (1836, 139008), (2172, 117504), (2176, 117288), (2304, 110772), (2448, 104256), (2592, 98464), (2754, 92672), (2896, 88128), (3072, 83079), (3077, 82944), (3258, 78336), (3264, 78192), (3456, 73848), (3672, 69504), (4344, 58752), (4352, 58644), (4608, 55386), (4887, 52224), (4896, 52128), (5184, 49232), (5508, 46336), (5792, 44064), (6154, 41472), (6516, 39168), (6528, 39096), (6912, 36924), (7344, 34752), (8688, 29376), (8704, 29322), (9216, 27693), (9231, 27648), (9774, 26112), (9792, 26064), (10368, 24616), (11016, 23168), (11584, 22032), (12308, 20736), (13032, 19584), (13056, 19548), (13824, 18462), (14661, 17408), (14688, 17376)]