1291946880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1117

約数の個数: 256

約数和(自身を含む): 4759695360

約数和(自身を除く): 3467748480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 97, 105, 112, 120, 128, 140, 160, 168, 192, 194, 210, 224, 240, 280, 291, 320, 336, 384, 388, 420, 448, 480, 485, 560, 582, 640, 672, 679, 776, 840, 896, 960, 970, 991, 1120, 1164, 1344, 1358, 1455, 1552, 1680, 1920, 1940, 1982, 2037, 2240, 2328, 2688, 2716, 2910, 2973, 3104, 3360, 3395, 3880, 3964, 4074, 4480, 4656, 4955, 5432, 5820, 5946, 6208, 6720, 6790, 6937, 7760, 7928, 8148, 9312, 9910, 10185, 10864, 11640, 11892, 12416, 13440, 13580, 13874, 14865, 15520, 15856, 16296, 18624, 19820, 20370, 20811, 21728, 23280, 23784, 27160, 27748, 29730, 31040, 31712, 32592, 34685, 37248, 39640, 40740, 41622, 43456, 46560, 47568, 54320, 55496, 59460, 62080, 63424, 65184, 69370, 79280, 81480, 83244, 86912, 93120, 95136, 96127, 104055, 108640, 110992, 118920, 126848, 130368, 138740, 158560, 162960, 166488, 186240, 190272, 192254, 208110, 217280, 221984, 237840, 260736, 277480, 288381, 317120, 325920, 332976, 380544, 384508, 416220, 434560, 443968, 475680, 480635, 554960, 576762, 634240, 651840, 665952, 672889, 769016, 832440, 887936, 951360, 961270, 1109920, 1153524, 1303680, 1331904, 1345778, 1441905, 1538032, 1664880, 1902720, 1922540, 2018667, 2219840, 2307048, 2663808, 2691556, 2883810, 3076064, 3329760, 3364445, 3845080, 4037334, 4439680, 4614096, 5383112, 5767620, 6152128, 6659520, 6728890, 7690160, 8074668, 9228192, 10093335, 10766224, 11535240, 12304256, 13319040, 13457780, 15380320, 16149336, 18456384, 20186670, 21532448, 23070480, 26915560, 30760640, 32298672, 36912768, 40373340, 43064896, 46140960, 53831120, 61521280, 64597344, 80746680, 86129792, 92281920, 107662240, 129194688, 161493360, 184563840, 215324480, 258389376, 322986720, 430648960, 645973440, 1291946880]

約数ペア:

[(1, 1291946880), (2, 645973440), (3, 430648960), (4, 322986720), (5, 258389376), (6, 215324480), (7, 184563840), (8, 161493360), (10, 129194688), (12, 107662240), (14, 92281920), (15, 86129792), (16, 80746680), (20, 64597344), (21, 61521280), (24, 53831120), (28, 46140960), (30, 43064896), (32, 40373340), (35, 36912768), (40, 32298672), (42, 30760640), (48, 26915560), (56, 23070480), (60, 21532448), (64, 20186670), (70, 18456384), (80, 16149336), (84, 15380320), (96, 13457780), (97, 13319040), (105, 12304256), (112, 11535240), (120, 10766224), (128, 10093335), (140, 9228192), (160, 8074668), (168, 7690160), (192, 6728890), (194, 6659520), (210, 6152128), (224, 5767620), (240, 5383112), (280, 4614096), (291, 4439680), (320, 4037334), (336, 3845080), (384, 3364445), (388, 3329760), (420, 3076064), (448, 2883810), (480, 2691556), (485, 2663808), (560, 2307048), (582, 2219840), (640, 2018667), (672, 1922540), (679, 1902720), (776, 1664880), (840, 1538032), (896, 1441905), (960, 1345778), (970, 1331904), (991, 1303680), (1120, 1153524), (1164, 1109920), (1344, 961270), (1358, 951360), (1455, 887936), (1552, 832440), (1680, 769016), (1920, 672889), (1940, 665952), (1982, 651840), (2037, 634240), (2240, 576762), (2328, 554960), (2688, 480635), (2716, 475680), (2910, 443968), (2973, 434560), (3104, 416220), (3360, 384508), (3395, 380544), (3880, 332976), (3964, 325920), (4074, 317120), (4480, 288381), (4656, 277480), (4955, 260736), (5432, 237840), (5820, 221984), (5946, 217280), (6208, 208110), (6720, 192254), (6790, 190272), (6937, 186240), (7760, 166488), (7928, 162960), (8148, 158560), (9312, 138740), (9910, 130368), (10185, 126848), (10864, 118920), (11640, 110992), (11892, 108640), (12416, 104055), (13440, 96127), (13580, 95136), (13874, 93120), (14865, 86912), (15520, 83244), (15856, 81480), (16296, 79280), (18624, 69370), (19820, 65184), (20370, 63424), (20811, 62080), (21728, 59460), (23280, 55496), (23784, 54320), (27160, 47568), (27748, 46560), (29730, 43456), (31040, 41622), (31712, 40740), (32592, 39640), (34685, 37248)]