204640128

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1$

素因数の和:810

約数の個数: 256

約数和(自身を含む): 753984000

約数和(自身を除く): 549343872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 108, 112, 126, 128, 132, 144, 154, 168, 176, 189, 192, 198, 216, 224, 231, 252, 264, 288, 297, 308, 336, 352, 378, 384, 396, 432, 448, 462, 504, 528, 576, 594, 616, 672, 693, 704, 756, 769, 792, 864, 896, 924, 1008, 1056, 1152, 1188, 1232, 1344, 1386, 1408, 1512, 1538, 1584, 1728, 1848, 2016, 2079, 2112, 2307, 2376, 2464, 2688, 2772, 3024, 3076, 3168, 3456, 3696, 4032, 4158, 4224, 4614, 4752, 4928, 5383, 5544, 6048, 6152, 6336, 6921, 7392, 8064, 8316, 8459, 9228, 9504, 9856, 10766, 11088, 12096, 12304, 12672, 13842, 14784, 16149, 16632, 16918, 18456, 19008, 20763, 21532, 22176, 24192, 24608, 25377, 27684, 29568, 32298, 33264, 33836, 36912, 38016, 41526, 43064, 44352, 48447, 49216, 50754, 55368, 59213, 64596, 66528, 67672, 73824, 76131, 83052, 86128, 88704, 96894, 98432, 101508, 110736, 118426, 129192, 133056, 135344, 145341, 147648, 152262, 166104, 172256, 177639, 193788, 203016, 221472, 228393, 236852, 258384, 266112, 270688, 290682, 295296, 304524, 332208, 344512, 355278, 387576, 406032, 442944, 456786, 473704, 516768, 532917, 541376, 581364, 609048, 664416, 689024, 710556, 775152, 812064, 885888, 913572, 947408, 1033536, 1065834, 1082752, 1162728, 1218096, 1328832, 1421112, 1550304, 1598751, 1624128, 1827144, 1894816, 2067072, 2131668, 2325456, 2436192, 2657664, 2842224, 3100608, 3197502, 3248256, 3654288, 3789632, 4263336, 4650912, 4872384, 5684448, 6201216, 6395004, 7308576, 7579264, 8526672, 9301824, 9744768, 11368896, 12790008, 14617152, 17053344, 18603648, 22737792, 25580016, 29234304, 34106688, 51160032, 68213376, 102320064, 204640128]

約数ペア:

[(1, 204640128), (2, 102320064), (3, 68213376), (4, 51160032), (6, 34106688), (7, 29234304), (8, 25580016), (9, 22737792), (11, 18603648), (12, 17053344), (14, 14617152), (16, 12790008), (18, 11368896), (21, 9744768), (22, 9301824), (24, 8526672), (27, 7579264), (28, 7308576), (32, 6395004), (33, 6201216), (36, 5684448), (42, 4872384), (44, 4650912), (48, 4263336), (54, 3789632), (56, 3654288), (63, 3248256), (64, 3197502), (66, 3100608), (72, 2842224), (77, 2657664), (84, 2436192), (88, 2325456), (96, 2131668), (99, 2067072), (108, 1894816), (112, 1827144), (126, 1624128), (128, 1598751), (132, 1550304), (144, 1421112), (154, 1328832), (168, 1218096), (176, 1162728), (189, 1082752), (192, 1065834), (198, 1033536), (216, 947408), (224, 913572), (231, 885888), (252, 812064), (264, 775152), (288, 710556), (297, 689024), (308, 664416), (336, 609048), (352, 581364), (378, 541376), (384, 532917), (396, 516768), (432, 473704), (448, 456786), (462, 442944), (504, 406032), (528, 387576), (576, 355278), (594, 344512), (616, 332208), (672, 304524), (693, 295296), (704, 290682), (756, 270688), (769, 266112), (792, 258384), (864, 236852), (896, 228393), (924, 221472), (1008, 203016), (1056, 193788), (1152, 177639), (1188, 172256), (1232, 166104), (1344, 152262), (1386, 147648), (1408, 145341), (1512, 135344), (1538, 133056), (1584, 129192), (1728, 118426), (1848, 110736), (2016, 101508), (2079, 98432), (2112, 96894), (2307, 88704), (2376, 86128), (2464, 83052), (2688, 76131), (2772, 73824), (3024, 67672), (3076, 66528), (3168, 64596), (3456, 59213), (3696, 55368), (4032, 50754), (4158, 49216), (4224, 48447), (4614, 44352), (4752, 43064), (4928, 41526), (5383, 38016), (5544, 36912), (6048, 33836), (6152, 33264), (6336, 32298), (6921, 29568), (7392, 27684), (8064, 25377), (8316, 24608), (8459, 24192), (9228, 22176), (9504, 21532), (9856, 20763), (10766, 19008), (11088, 18456), (12096, 16918), (12304, 16632), (12672, 16149), (13842, 14784)]