391567985536

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47819}}^1$

素因数の和:47909

約数の個数: 256

約数和(自身を含む): 1037961792000

約数和(自身を除く): 646393806464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 37, 38, 52, 56, 64, 74, 76, 91, 104, 112, 128, 133, 148, 152, 182, 208, 224, 247, 259, 266, 296, 304, 364, 416, 448, 481, 494, 518, 532, 592, 608, 703, 728, 832, 896, 962, 988, 1036, 1064, 1184, 1216, 1406, 1456, 1664, 1729, 1924, 1976, 2072, 2128, 2368, 2432, 2812, 2912, 3367, 3458, 3848, 3952, 4144, 4256, 4736, 4921, 5624, 5824, 6734, 6916, 7696, 7904, 8288, 8512, 9139, 9842, 11248, 11648, 13468, 13832, 15392, 15808, 16576, 17024, 18278, 19684, 22496, 26936, 27664, 30784, 31616, 33152, 36556, 39368, 44992, 47819, 53872, 55328, 61568, 63973, 73112, 78736, 89984, 95638, 107744, 110656, 127946, 146224, 157472, 191276, 215488, 221312, 255892, 292448, 314944, 334733, 382552, 430976, 511784, 584896, 621647, 629888, 669466, 765104, 908561, 1023568, 1169792, 1243294, 1338932, 1530208, 1769303, 1817122, 2047136, 2486588, 2677864, 3060416, 3538606, 3634244, 4094272, 4351529, 4973176, 5355728, 6120832, 6359927, 7077212, 7268488, 8188544, 8703058, 9946352, 10711456, 11811293, 12385121, 12719854, 14154424, 14536976, 17406116, 19892704, 21422912, 23000939, 23622586, 24770242, 25439708, 28308848, 29073952, 33616757, 34812232, 39785408, 42845824, 46001878, 47245172, 49540484, 50879416, 56617696, 58147904, 67233514, 69624464, 79570816, 82679051, 92003756, 94490344, 99080968, 101758832, 113235392, 116295808, 134467028, 139248928, 161006573, 165358102, 184007512, 188980688, 198161936, 203517664, 226470784, 235317299, 268934056, 278497856, 322013146, 330716204, 368015024, 377961376, 396323872, 407035328, 437017841, 470634598, 537868112, 556995712, 644026292, 661432408, 736030048, 755922752, 792647744, 814070656, 874035682, 941269196, 1075736224, 1288052584, 1322864816, 1472060096, 1511845504, 1585295488, 1748071364, 1882538392, 2151472448, 2576105168, 2645729632, 2944120192, 3059124887, 3496142728, 3765076784, 4302944896, 5152210336, 5291459264, 6118249774, 6992285456, 7530153568, 10304420672, 10582918528, 12236499548, 13984570912, 15060307136, 20608841344, 24472999096, 27969141824, 30120614272, 48945998192, 55938283648, 97891996384, 195783992768, 391567985536]

約数ペア:

[(1, 391567985536), (2, 195783992768), (4, 97891996384), (7, 55938283648), (8, 48945998192), (13, 30120614272), (14, 27969141824), (16, 24472999096), (19, 20608841344), (26, 15060307136), (28, 13984570912), (32, 12236499548), (37, 10582918528), (38, 10304420672), (52, 7530153568), (56, 6992285456), (64, 6118249774), (74, 5291459264), (76, 5152210336), (91, 4302944896), (104, 3765076784), (112, 3496142728), (128, 3059124887), (133, 2944120192), (148, 2645729632), (152, 2576105168), (182, 2151472448), (208, 1882538392), (224, 1748071364), (247, 1585295488), (259, 1511845504), (266, 1472060096), (296, 1322864816), (304, 1288052584), (364, 1075736224), (416, 941269196), (448, 874035682), (481, 814070656), (494, 792647744), (518, 755922752), (532, 736030048), (592, 661432408), (608, 644026292), (703, 556995712), (728, 537868112), (832, 470634598), (896, 437017841), (962, 407035328), (988, 396323872), (1036, 377961376), (1064, 368015024), (1184, 330716204), (1216, 322013146), (1406, 278497856), (1456, 268934056), (1664, 235317299), (1729, 226470784), (1924, 203517664), (1976, 198161936), (2072, 188980688), (2128, 184007512), (2368, 165358102), (2432, 161006573), (2812, 139248928), (2912, 134467028), (3367, 116295808), (3458, 113235392), (3848, 101758832), (3952, 99080968), (4144, 94490344), (4256, 92003756), (4736, 82679051), (4921, 79570816), (5624, 69624464), (5824, 67233514), (6734, 58147904), (6916, 56617696), (7696, 50879416), (7904, 49540484), (8288, 47245172), (8512, 46001878), (9139, 42845824), (9842, 39785408), (11248, 34812232), (11648, 33616757), (13468, 29073952), (13832, 28308848), (15392, 25439708), (15808, 24770242), (16576, 23622586), (17024, 23000939), (18278, 21422912), (19684, 19892704), (22496, 17406116), (26936, 14536976), (27664, 14154424), (30784, 12719854), (31616, 12385121), (33152, 11811293), (36556, 10711456), (39368, 9946352), (44992, 8703058), (47819, 8188544), (53872, 7268488), (55328, 7077212), (61568, 6359927), (63973, 6120832), (73112, 5355728), (78736, 4973176), (89984, 4351529), (95638, 4094272), (107744, 3634244), (110656, 3538606), (127946, 3060416), (146224, 2677864), (157472, 2486588), (191276, 2047136), (215488, 1817122), (221312, 1769303), (255892, 1530208), (292448, 1338932), (314944, 1243294), (334733, 1169792), (382552, 1023568), (430976, 908561), (511784, 765104), (584896, 669466), (621647, 629888)]