161721504

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{827}}^1$

素因数の和:947

約数の個数: 144

約数和(自身を含む): 531655488

約数和(自身を除く): 369933984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 97, 112, 126, 144, 168, 194, 224, 252, 288, 291, 336, 388, 504, 582, 672, 679, 776, 827, 873, 1008, 1164, 1358, 1552, 1654, 1746, 2016, 2037, 2328, 2481, 2716, 3104, 3308, 3492, 4074, 4656, 4962, 5432, 5789, 6111, 6616, 6984, 7443, 8148, 9312, 9924, 10864, 11578, 12222, 13232, 13968, 14886, 16296, 17367, 19848, 21728, 23156, 24444, 26464, 27936, 29772, 32592, 34734, 39696, 46312, 48888, 52101, 59544, 65184, 69468, 79392, 80219, 92624, 97776, 104202, 119088, 138936, 160438, 185248, 195552, 208404, 238176, 240657, 277872, 320876, 416808, 481314, 555744, 561533, 641752, 721971, 833616, 962628, 1123066, 1283504, 1443942, 1667232, 1684599, 1925256, 2246132, 2567008, 2887884, 3369198, 3850512, 4492264, 5053797, 5775768, 6738396, 7701024, 8984528, 10107594, 11551536, 13476792, 17969056, 20215188, 23103072, 26953584, 40430376, 53907168, 80860752, 161721504]

約数ペア:

[(1, 161721504), (2, 80860752), (3, 53907168), (4, 40430376), (6, 26953584), (7, 23103072), (8, 20215188), (9, 17969056), (12, 13476792), (14, 11551536), (16, 10107594), (18, 8984528), (21, 7701024), (24, 6738396), (28, 5775768), (32, 5053797), (36, 4492264), (42, 3850512), (48, 3369198), (56, 2887884), (63, 2567008), (72, 2246132), (84, 1925256), (96, 1684599), (97, 1667232), (112, 1443942), (126, 1283504), (144, 1123066), (168, 962628), (194, 833616), (224, 721971), (252, 641752), (288, 561533), (291, 555744), (336, 481314), (388, 416808), (504, 320876), (582, 277872), (672, 240657), (679, 238176), (776, 208404), (827, 195552), (873, 185248), (1008, 160438), (1164, 138936), (1358, 119088), (1552, 104202), (1654, 97776), (1746, 92624), (2016, 80219), (2037, 79392), (2328, 69468), (2481, 65184), (2716, 59544), (3104, 52101), (3308, 48888), (3492, 46312), (4074, 39696), (4656, 34734), (4962, 32592), (5432, 29772), (5789, 27936), (6111, 26464), (6616, 24444), (6984, 23156), (7443, 21728), (8148, 19848), (9312, 17367), (9924, 16296), (10864, 14886), (11578, 13968), (12222, 13232)]