161907984

素因数分解:

$2^4\times 3^7\times 7^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 160

約数和(自身を含む): 538497280

約数和(自身を除く): 376589296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 661, 729, 756, 972, 1008, 1134, 1296, 1322, 1458, 1512, 1701, 1944, 1983, 2187, 2268, 2644, 2916, 3024, 3402, 3888, 3966, 4374, 4536, 4627, 5103, 5288, 5832, 5949, 6804, 7932, 8748, 9072, 9254, 10206, 10576, 11664, 11898, 13608, 13881, 15309, 15864, 17496, 17847, 18508, 20412, 23796, 27216, 27762, 30618, 31728, 34992, 35694, 37016, 40824, 41643, 47592, 53541, 55524, 61236, 71388, 74032, 81648, 83286, 95184, 107082, 111048, 122472, 124929, 142776, 160623, 166572, 214164, 222096, 244944, 249858, 285552, 321246, 333144, 374787, 428328, 481869, 499716, 642492, 666288, 749574, 856656, 963738, 999432, 1124361, 1284984, 1445607, 1499148, 1927476, 1998864, 2248722, 2569968, 2891214, 2998296, 3373083, 3854952, 4497444, 5782428, 5996592, 6746166, 7709904, 8994888, 10119249, 11564856, 13492332, 17989776, 20238498, 23129712, 26984664, 40476996, 53969328, 80953992, 161907984]

約数ペア:

[(1, 161907984), (2, 80953992), (3, 53969328), (4, 40476996), (6, 26984664), (7, 23129712), (8, 20238498), (9, 17989776), (12, 13492332), (14, 11564856), (16, 10119249), (18, 8994888), (21, 7709904), (24, 6746166), (27, 5996592), (28, 5782428), (36, 4497444), (42, 3854952), (48, 3373083), (54, 2998296), (56, 2891214), (63, 2569968), (72, 2248722), (81, 1998864), (84, 1927476), (108, 1499148), (112, 1445607), (126, 1284984), (144, 1124361), (162, 999432), (168, 963738), (189, 856656), (216, 749574), (243, 666288), (252, 642492), (324, 499716), (336, 481869), (378, 428328), (432, 374787), (486, 333144), (504, 321246), (567, 285552), (648, 249858), (661, 244944), (729, 222096), (756, 214164), (972, 166572), (1008, 160623), (1134, 142776), (1296, 124929), (1322, 122472), (1458, 111048), (1512, 107082), (1701, 95184), (1944, 83286), (1983, 81648), (2187, 74032), (2268, 71388), (2644, 61236), (2916, 55524), (3024, 53541), (3402, 47592), (3888, 41643), (3966, 40824), (4374, 37016), (4536, 35694), (4627, 34992), (5103, 31728), (5288, 30618), (5832, 27762), (5949, 27216), (6804, 23796), (7932, 20412), (8748, 18508), (9072, 17847), (9254, 17496), (10206, 15864), (10576, 15309), (11664, 13881), (11898, 13608)]