About the Number

681121728

681121727 ← → 681121729

2進数表記:101000100110010001011111000000

漢数字表記:六億八千百十二万千七百二十八

素因数分解:

2 6 × 3 2 × 7 1 × 17 1 × 19 1 × 523 1

素因数の和:584
約数の個数: 336
約数和(自身を含む): 2491557120
約数和(自身を除く): 1810435392

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 19, 21, 24, 28, 32, 34, 36, 38, 42, 48, 51, 56, 57, 63, 64, 68, 72, 76, 84, 96, 102, 112, 114, 119, 126, 133, 136, 144, 152, 153, 168, 171, 192, 204, 224, 228, 238, 252, 266, 272, 288, 304, 306, 323, 336, 342, 357, 399, 408, 448, 456, 476, 504, 523, 532, 544, 576, 608, 612, 646, 672, 684, 714, 798, 816, 912, 952, 969, 1008, 1046, 1064, 1071, 1088, 1197, 1216, 1224, 1292, 1344, 1368, 1428, 1569, 1596, 1632, 1824, 1904, 1938, 2016, 2092, 2128, 2142, 2261, 2394, 2448, 2584, 2736, 2856, 2907, 3138, 3192, 3264, 3648, 3661, 3808, 3876, 4032, 4184, 4256, 4284, 4522, 4707, 4788, 4896, 5168, 5472, 5712, 5814, 6276, 6384, 6783, 7322, 7616, 7752, 8368, 8512, 8568, 8891, 9044, 9414, 9576, 9792, 9937, 10336, 10944, 10983, 11424, 11628, 12552, 12768, 13566, 14644, 15504, 16736, 17136, 17782, 18088, 18828, 19152, 19874, 20349, 20672, 21966, 22848, 23256, 25104, 25536, 26673, 27132, 29288, 29811, 31008, 32949, 33472, 34272, 35564, 36176, 37656, 38304, 39748, 40698, 43932, 46512, 50208, 53346, 54264, 58576, 59622, 62016, 62237, 65898, 68544, 69559, 71128, 72352, 75312, 76608, 79496, 80019, 81396, 87864, 89433, 93024, 100416, 106692, 108528, 117152, 119244, 124474, 131796, 139118, 142256, 144704, 150624, 158992, 160038, 162792, 168929, 175728, 178866, 186048, 186711, 208677, 213384, 217056, 234304, 238488, 248948, 263592, 278236, 284512, 301248, 317984, 320076, 325584, 337858, 351456, 357732, 373422, 417354, 426768, 434112, 476976, 497896, 506787, 527184, 556472, 560133, 569024, 626031, 635968, 640152, 651168, 675716, 702912, 715464, 746844, 834708, 853536, 953952, 995792, 1013574, 1054368, 1112944, 1120266, 1182503, 1252062, 1280304, 1302336, 1351432, 1430928, 1493688, 1520361, 1669416, 1707072, 1907904, 1991584, 2027148, 2108736, 2225888, 2240532, 2365006, 2504124, 2560608, 2702864, 2861856, 2987376, 3040722, 3338832, 3547509, 3983168, 4054296, 4451776, 4481064, 4730012, 5008248, 5121216, 5405728, 5723712, 5974752, 6081444, 6677664, 7095018, 8108592, 8962128, 9460024, 10016496, 10642527, 10811456, 11949504, 12162888, 13355328, 14190036, 16217184, 17924256, 18920048, 20032992, 21285054, 24325776, 28380072, 32434368, 35848512, 37840096, 40065984, 42570108, 48651552, 56760144, 75680192, 85140216, 97303104, 113520288, 170280432, 227040576, 340560864, 681121728]

約数ペア:
[(1, 681121728), (2, 340560864), (3, 227040576), (4, 170280432), (6, 113520288), (7, 97303104), (8, 85140216), (9, 75680192), (12, 56760144), (14, 48651552), (16, 42570108), (17, 40065984), (18, 37840096), (19, 35848512), (21, 32434368), (24, 28380072), (28, 24325776), (32, 21285054), (34, 20032992), (36, 18920048), (38, 17924256), (42, 16217184), (48, 14190036), (51, 13355328), (56, 12162888), (57, 11949504), (63, 10811456), (64, 10642527), (68, 10016496), (72, 9460024), (76, 8962128), (84, 8108592), (96, 7095018), (102, 6677664), (112, 6081444), (114, 5974752), (119, 5723712), (126, 5405728), (133, 5121216), (136, 5008248), (144, 4730012), (152, 4481064), (153, 4451776), (168, 4054296), (171, 3983168), (192, 3547509), (204, 3338832), (224, 3040722), (228, 2987376), (238, 2861856), (252, 2702864), (266, 2560608), (272, 2504124), (288, 2365006), (304, 2240532), (306, 2225888), (323, 2108736), (336, 2027148), (342, 1991584), (357, 1907904), (399, 1707072), (408, 1669416), (448, 1520361), (456, 1493688), (476, 1430928), (504, 1351432), (523, 1302336), (532, 1280304), (544, 1252062), (576, 1182503), (608, 1120266), (612, 1112944), (646, 1054368), (672, 1013574), (684, 995792), (714, 953952), (798, 853536), (816, 834708), (912, 746844), (952, 715464), (969, 702912), (1008, 675716), (1046, 651168), (1064, 640152), (1071, 635968), (1088, 626031), (1197, 569024), (1216, 560133), (1224, 556472), (1292, 527184), (1344, 506787), (1368, 497896), (1428, 476976), (1569, 434112), (1596, 426768), (1632, 417354), (1824, 373422), (1904, 357732), (1938, 351456), (2016, 337858), (2092, 325584), (2128, 320076), (2142, 317984), (2261, 301248), (2394, 284512), (2448, 278236), (2584, 263592), (2736, 248948), (2856, 238488), (2907, 234304), (3138, 217056), (3192, 213384), (3264, 208677), (3648, 186711), (3661, 186048), (3808, 178866), (3876, 175728), (4032, 168929), (4184, 162792), (4256, 160038), (4284, 158992), (4522, 150624), (4707, 144704), (4788, 142256), (4896, 139118), (5168, 131796), (5472, 124474), (5712, 119244), (5814, 117152), (6276, 108528), (6384, 106692), (6783, 100416), (7322, 93024), (7616, 89433), (7752, 87864), (8368, 81396), (8512, 80019), (8568, 79496), (8891, 76608), (9044, 75312), (9414, 72352), (9576, 71128), (9792, 69559), (9937, 68544), (10336, 65898), (10944, 62237), (10983, 62016), (11424, 59622), (11628, 58576), (12552, 54264), (12768, 53346), (13566, 50208), (14644, 46512), (15504, 43932), (16736, 40698), (17136, 39748), (17782, 38304), (18088, 37656), (18828, 36176), (19152, 35564), (19874, 34272), (20349, 33472), (20672, 32949), (21966, 31008), (22848, 29811), (23256, 29288), (25104, 27132), (25536, 26673)]

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