168904008

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 192

約数和(自身を含む): 581500800

約数和(自身を除く): 412596792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 169, 182, 189, 216, 234, 252, 273, 312, 338, 351, 364, 378, 468, 504, 507, 546, 661, 676, 702, 728, 756, 819, 936, 1014, 1092, 1183, 1322, 1352, 1404, 1512, 1521, 1638, 1983, 2028, 2184, 2366, 2457, 2644, 2808, 3042, 3276, 3549, 3966, 4056, 4563, 4627, 4732, 4914, 5288, 5949, 6084, 6552, 7098, 7932, 8593, 9126, 9254, 9464, 9828, 10647, 11898, 12168, 13881, 14196, 15864, 17186, 17847, 18252, 18508, 19656, 21294, 23796, 25779, 27762, 28392, 31941, 34372, 35694, 36504, 37016, 41643, 42588, 47592, 51558, 55524, 60151, 63882, 68744, 71388, 77337, 83286, 85176, 103116, 111048, 111709, 120302, 124929, 127764, 142776, 154674, 166572, 180453, 206232, 223418, 232011, 240604, 249858, 255528, 309348, 333144, 335127, 360906, 446836, 464022, 481208, 499716, 541359, 618696, 670254, 721812, 781963, 893672, 928044, 999432, 1005381, 1082718, 1340508, 1443624, 1563926, 1624077, 1856088, 2010762, 2165436, 2345889, 2681016, 3016143, 3127852, 3248154, 4021524, 4330872, 4691778, 6032286, 6255704, 6496308, 7037667, 8043048, 9383556, 12064572, 12992616, 14075334, 18767112, 21113001, 24129144, 28150668, 42226002, 56301336, 84452004, 168904008]

約数ペア:

[(1, 168904008), (2, 84452004), (3, 56301336), (4, 42226002), (6, 28150668), (7, 24129144), (8, 21113001), (9, 18767112), (12, 14075334), (13, 12992616), (14, 12064572), (18, 9383556), (21, 8043048), (24, 7037667), (26, 6496308), (27, 6255704), (28, 6032286), (36, 4691778), (39, 4330872), (42, 4021524), (52, 3248154), (54, 3127852), (56, 3016143), (63, 2681016), (72, 2345889), (78, 2165436), (84, 2010762), (91, 1856088), (104, 1624077), (108, 1563926), (117, 1443624), (126, 1340508), (156, 1082718), (168, 1005381), (169, 999432), (182, 928044), (189, 893672), (216, 781963), (234, 721812), (252, 670254), (273, 618696), (312, 541359), (338, 499716), (351, 481208), (364, 464022), (378, 446836), (468, 360906), (504, 335127), (507, 333144), (546, 309348), (661, 255528), (676, 249858), (702, 240604), (728, 232011), (756, 223418), (819, 206232), (936, 180453), (1014, 166572), (1092, 154674), (1183, 142776), (1322, 127764), (1352, 124929), (1404, 120302), (1512, 111709), (1521, 111048), (1638, 103116), (1983, 85176), (2028, 83286), (2184, 77337), (2366, 71388), (2457, 68744), (2644, 63882), (2808, 60151), (3042, 55524), (3276, 51558), (3549, 47592), (3966, 42588), (4056, 41643), (4563, 37016), (4627, 36504), (4732, 35694), (4914, 34372), (5288, 31941), (5949, 28392), (6084, 27762), (6552, 25779), (7098, 23796), (7932, 21294), (8593, 19656), (9126, 18508), (9254, 18252), (9464, 17847), (9828, 17186), (10647, 15864), (11898, 14196), (12168, 13881)]