254541056

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 652444800

約数和(自身を除く): 397903744

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 37, 44, 56, 64, 74, 77, 88, 112, 128, 148, 154, 176, 224, 256, 259, 296, 308, 349, 352, 407, 448, 518, 592, 616, 698, 704, 814, 896, 1036, 1184, 1232, 1396, 1408, 1628, 1792, 2072, 2368, 2443, 2464, 2792, 2816, 2849, 3256, 3839, 4144, 4736, 4886, 4928, 5584, 5698, 6512, 7678, 8288, 9472, 9772, 9856, 11168, 11396, 12913, 13024, 15356, 16576, 19544, 19712, 22336, 22792, 25826, 26048, 26873, 30712, 33152, 39088, 44672, 45584, 51652, 52096, 53746, 61424, 66304, 78176, 89344, 90391, 91168, 103304, 104192, 107492, 122848, 142043, 156352, 180782, 182336, 206608, 214984, 245696, 284086, 312704, 361564, 364672, 413216, 429968, 491392, 568172, 625408, 723128, 729344, 826432, 859936, 982784, 994301, 1136344, 1446256, 1652864, 1719872, 1988602, 2272688, 2892512, 3305728, 3439744, 3977204, 4545376, 5785024, 6879488, 7954408, 9090752, 11570048, 15908816, 18181504, 23140096, 31817632, 36363008, 63635264, 127270528, 254541056]

約数ペア:

[(1, 254541056), (2, 127270528), (4, 63635264), (7, 36363008), (8, 31817632), (11, 23140096), (14, 18181504), (16, 15908816), (22, 11570048), (28, 9090752), (32, 7954408), (37, 6879488), (44, 5785024), (56, 4545376), (64, 3977204), (74, 3439744), (77, 3305728), (88, 2892512), (112, 2272688), (128, 1988602), (148, 1719872), (154, 1652864), (176, 1446256), (224, 1136344), (256, 994301), (259, 982784), (296, 859936), (308, 826432), (349, 729344), (352, 723128), (407, 625408), (448, 568172), (518, 491392), (592, 429968), (616, 413216), (698, 364672), (704, 361564), (814, 312704), (896, 284086), (1036, 245696), (1184, 214984), (1232, 206608), (1396, 182336), (1408, 180782), (1628, 156352), (1792, 142043), (2072, 122848), (2368, 107492), (2443, 104192), (2464, 103304), (2792, 91168), (2816, 90391), (2849, 89344), (3256, 78176), (3839, 66304), (4144, 61424), (4736, 53746), (4886, 52096), (4928, 51652), (5584, 45584), (5698, 44672), (6512, 39088), (7678, 33152), (8288, 30712), (9472, 26873), (9772, 26048), (9856, 25826), (11168, 22792), (11396, 22336), (12913, 19712), (13024, 19544), (15356, 16576)]