161493360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1111

約数の個数: 160

約数和(自身を含む): 578629632

約数和(自身を除く): 417136272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 194, 210, 240, 280, 291, 336, 388, 420, 485, 560, 582, 679, 776, 840, 970, 991, 1164, 1358, 1455, 1552, 1680, 1940, 1982, 2037, 2328, 2716, 2910, 2973, 3395, 3880, 3964, 4074, 4656, 4955, 5432, 5820, 5946, 6790, 6937, 7760, 7928, 8148, 9910, 10185, 10864, 11640, 11892, 13580, 13874, 14865, 15856, 16296, 19820, 20370, 20811, 23280, 23784, 27160, 27748, 29730, 32592, 34685, 39640, 40740, 41622, 47568, 54320, 55496, 59460, 69370, 79280, 81480, 83244, 96127, 104055, 110992, 118920, 138740, 162960, 166488, 192254, 208110, 237840, 277480, 288381, 332976, 384508, 416220, 480635, 554960, 576762, 672889, 769016, 832440, 961270, 1153524, 1345778, 1441905, 1538032, 1664880, 1922540, 2018667, 2307048, 2691556, 2883810, 3364445, 3845080, 4037334, 4614096, 5383112, 5767620, 6728890, 7690160, 8074668, 10093335, 10766224, 11535240, 13457780, 16149336, 20186670, 23070480, 26915560, 32298672, 40373340, 53831120, 80746680, 161493360]

約数ペア:

[(1, 161493360), (2, 80746680), (3, 53831120), (4, 40373340), (5, 32298672), (6, 26915560), (7, 23070480), (8, 20186670), (10, 16149336), (12, 13457780), (14, 11535240), (15, 10766224), (16, 10093335), (20, 8074668), (21, 7690160), (24, 6728890), (28, 5767620), (30, 5383112), (35, 4614096), (40, 4037334), (42, 3845080), (48, 3364445), (56, 2883810), (60, 2691556), (70, 2307048), (80, 2018667), (84, 1922540), (97, 1664880), (105, 1538032), (112, 1441905), (120, 1345778), (140, 1153524), (168, 961270), (194, 832440), (210, 769016), (240, 672889), (280, 576762), (291, 554960), (336, 480635), (388, 416220), (420, 384508), (485, 332976), (560, 288381), (582, 277480), (679, 237840), (776, 208110), (840, 192254), (970, 166488), (991, 162960), (1164, 138740), (1358, 118920), (1455, 110992), (1552, 104055), (1680, 96127), (1940, 83244), (1982, 81480), (2037, 79280), (2328, 69370), (2716, 59460), (2910, 55496), (2973, 54320), (3395, 47568), (3880, 41622), (3964, 40740), (4074, 39640), (4656, 34685), (4955, 32592), (5432, 29730), (5820, 27748), (5946, 27160), (6790, 23784), (6937, 23280), (7760, 20811), (7928, 20370), (8148, 19820), (9910, 16296), (10185, 15856), (10864, 14865), (11640, 13874), (11892, 13580)]