161047728

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 120

約数和(自身を含む): 476636160

約数和(自身を除く): 315588432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 43, 48, 62, 72, 86, 93, 124, 129, 144, 172, 186, 248, 258, 279, 344, 372, 387, 496, 516, 558, 688, 744, 774, 839, 1032, 1116, 1333, 1488, 1548, 1678, 2064, 2232, 2517, 2666, 3096, 3356, 3999, 4464, 5034, 5332, 6192, 6712, 7551, 7998, 10068, 10664, 11997, 13424, 15102, 15996, 20136, 21328, 23994, 26009, 30204, 31992, 36077, 40272, 47988, 52018, 60408, 63984, 72154, 78027, 95976, 104036, 108231, 120816, 144308, 156054, 191952, 208072, 216462, 234081, 288616, 312108, 324693, 416144, 432924, 468162, 577232, 624216, 649386, 865848, 936324, 1118387, 1248432, 1298772, 1731696, 1872648, 2236774, 2597544, 3355161, 3745296, 4473548, 5195088, 6710322, 8947096, 10065483, 13420644, 17894192, 20130966, 26841288, 40261932, 53682576, 80523864, 161047728]

約数ペア:

[(1, 161047728), (2, 80523864), (3, 53682576), (4, 40261932), (6, 26841288), (8, 20130966), (9, 17894192), (12, 13420644), (16, 10065483), (18, 8947096), (24, 6710322), (31, 5195088), (36, 4473548), (43, 3745296), (48, 3355161), (62, 2597544), (72, 2236774), (86, 1872648), (93, 1731696), (124, 1298772), (129, 1248432), (144, 1118387), (172, 936324), (186, 865848), (248, 649386), (258, 624216), (279, 577232), (344, 468162), (372, 432924), (387, 416144), (496, 324693), (516, 312108), (558, 288616), (688, 234081), (744, 216462), (774, 208072), (839, 191952), (1032, 156054), (1116, 144308), (1333, 120816), (1488, 108231), (1548, 104036), (1678, 95976), (2064, 78027), (2232, 72154), (2517, 63984), (2666, 60408), (3096, 52018), (3356, 47988), (3999, 40272), (4464, 36077), (5034, 31992), (5332, 30204), (6192, 26009), (6712, 23994), (7551, 21328), (7998, 20136), (10068, 15996), (10664, 15102), (11997, 13424)]