689378976

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:940

約数の個数: 288

約数和(自身を含む): 2427122880

約数和(自身を除く): 1737743904

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 19, 22, 24, 26, 32, 33, 36, 38, 39, 44, 48, 52, 57, 66, 72, 76, 78, 88, 96, 99, 104, 114, 117, 132, 143, 144, 152, 156, 171, 176, 198, 208, 209, 228, 234, 247, 264, 286, 288, 304, 312, 342, 352, 396, 416, 418, 429, 456, 468, 494, 528, 572, 608, 624, 627, 684, 741, 792, 836, 858, 881, 912, 936, 988, 1056, 1144, 1248, 1254, 1287, 1368, 1482, 1584, 1672, 1716, 1762, 1824, 1872, 1881, 1976, 2223, 2288, 2508, 2574, 2643, 2717, 2736, 2964, 3168, 3344, 3432, 3524, 3744, 3762, 3952, 4446, 4576, 5016, 5148, 5286, 5434, 5472, 5928, 6688, 6864, 7048, 7524, 7904, 7929, 8151, 8892, 9691, 10032, 10296, 10572, 10868, 11453, 11856, 13728, 14096, 15048, 15858, 16302, 16739, 17784, 19382, 20064, 20592, 21144, 21736, 22906, 23712, 24453, 28192, 29073, 30096, 31716, 32604, 33478, 34359, 35568, 38764, 41184, 42288, 43472, 45812, 48906, 50217, 58146, 60192, 63432, 65208, 66956, 68718, 71136, 77528, 84576, 86944, 87219, 91624, 97812, 100434, 103077, 116292, 125983, 126864, 130416, 133912, 137436, 150651, 155056, 174438, 183248, 184129, 195624, 200868, 206154, 217607, 232584, 251966, 253728, 260832, 267824, 274872, 301302, 310112, 348876, 366496, 368258, 377949, 391248, 401736, 412308, 435214, 465168, 503932, 535648, 549744, 552387, 602604, 652821, 697752, 736516, 755898, 782496, 803472, 824616, 870428, 930336, 1007864, 1099488, 1104774, 1133847, 1205208, 1305642, 1395504, 1473032, 1511796, 1606944, 1649232, 1657161, 1740856, 1958463, 2015728, 2209548, 2267694, 2393677, 2410416, 2611284, 2791008, 2946064, 3023592, 3298464, 3314322, 3481712, 3916926, 4031456, 4419096, 4535388, 4787354, 4820832, 5222568, 5892128, 6047184, 6628644, 6963424, 7181031, 7833852, 8838192, 9070776, 9574708, 10445136, 12094368, 13257288, 14362062, 15667704, 17676384, 18141552, 19149416, 20890272, 21543093, 26514576, 28724124, 31335408, 36283104, 38298832, 43086186, 53029152, 57448248, 62670816, 76597664, 86172372, 114896496, 172344744, 229792992, 344689488, 689378976]

約数ペア:

[(1, 689378976), (2, 344689488), (3, 229792992), (4, 172344744), (6, 114896496), (8, 86172372), (9, 76597664), (11, 62670816), (12, 57448248), (13, 53029152), (16, 43086186), (18, 38298832), (19, 36283104), (22, 31335408), (24, 28724124), (26, 26514576), (32, 21543093), (33, 20890272), (36, 19149416), (38, 18141552), (39, 17676384), (44, 15667704), (48, 14362062), (52, 13257288), (57, 12094368), (66, 10445136), (72, 9574708), (76, 9070776), (78, 8838192), (88, 7833852), (96, 7181031), (99, 6963424), (104, 6628644), (114, 6047184), (117, 5892128), (132, 5222568), (143, 4820832), (144, 4787354), (152, 4535388), (156, 4419096), (171, 4031456), (176, 3916926), (198, 3481712), (208, 3314322), (209, 3298464), (228, 3023592), (234, 2946064), (247, 2791008), (264, 2611284), (286, 2410416), (288, 2393677), (304, 2267694), (312, 2209548), (342, 2015728), (352, 1958463), (396, 1740856), (416, 1657161), (418, 1649232), (429, 1606944), (456, 1511796), (468, 1473032), (494, 1395504), (528, 1305642), (572, 1205208), (608, 1133847), (624, 1104774), (627, 1099488), (684, 1007864), (741, 930336), (792, 870428), (836, 824616), (858, 803472), (881, 782496), (912, 755898), (936, 736516), (988, 697752), (1056, 652821), (1144, 602604), (1248, 552387), (1254, 549744), (1287, 535648), (1368, 503932), (1482, 465168), (1584, 435214), (1672, 412308), (1716, 401736), (1762, 391248), (1824, 377949), (1872, 368258), (1881, 366496), (1976, 348876), (2223, 310112), (2288, 301302), (2508, 274872), (2574, 267824), (2643, 260832), (2717, 253728), (2736, 251966), (2964, 232584), (3168, 217607), (3344, 206154), (3432, 200868), (3524, 195624), (3744, 184129), (3762, 183248), (3952, 174438), (4446, 155056), (4576, 150651), (5016, 137436), (5148, 133912), (5286, 130416), (5434, 126864), (5472, 125983), (5928, 116292), (6688, 103077), (6864, 100434), (7048, 97812), (7524, 91624), (7904, 87219), (7929, 86944), (8151, 84576), (8892, 77528), (9691, 71136), (10032, 68718), (10296, 66956), (10572, 65208), (10868, 63432), (11453, 60192), (11856, 58146), (13728, 50217), (14096, 48906), (15048, 45812), (15858, 43472), (16302, 42288), (16739, 41184), (17784, 38764), (19382, 35568), (20064, 34359), (20592, 33478), (21144, 32604), (21736, 31716), (22906, 30096), (23712, 29073), (24453, 28192)]