161815968

素因数分解:

$2^5\times 3^4\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:568

約数の個数: 120

約数和(自身を含む): 480066048

約数和(自身を除く): 318250080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 163, 216, 288, 324, 326, 383, 432, 489, 648, 652, 766, 864, 978, 1149, 1296, 1304, 1467, 1532, 1956, 2298, 2592, 2608, 2934, 3064, 3447, 3912, 4401, 4596, 5216, 5868, 6128, 6894, 7824, 8802, 9192, 10341, 11736, 12256, 13203, 13788, 15648, 17604, 18384, 20682, 23472, 26406, 27576, 31023, 35208, 36768, 41364, 46944, 52812, 55152, 62046, 62429, 70416, 82728, 105624, 110304, 124092, 124858, 140832, 165456, 187287, 211248, 248184, 249716, 330912, 374574, 422496, 496368, 499432, 561861, 749148, 992736, 998864, 1123722, 1498296, 1685583, 1997728, 2247444, 2996592, 3371166, 4494888, 5056749, 5993184, 6742332, 8989776, 10113498, 13484664, 17979552, 20226996, 26969328, 40453992, 53938656, 80907984, 161815968]

約数ペア:

[(1, 161815968), (2, 80907984), (3, 53938656), (4, 40453992), (6, 26969328), (8, 20226996), (9, 17979552), (12, 13484664), (16, 10113498), (18, 8989776), (24, 6742332), (27, 5993184), (32, 5056749), (36, 4494888), (48, 3371166), (54, 2996592), (72, 2247444), (81, 1997728), (96, 1685583), (108, 1498296), (144, 1123722), (162, 998864), (163, 992736), (216, 749148), (288, 561861), (324, 499432), (326, 496368), (383, 422496), (432, 374574), (489, 330912), (648, 249716), (652, 248184), (766, 211248), (864, 187287), (978, 165456), (1149, 140832), (1296, 124858), (1304, 124092), (1467, 110304), (1532, 105624), (1956, 82728), (2298, 70416), (2592, 62429), (2608, 62046), (2934, 55152), (3064, 52812), (3447, 46944), (3912, 41364), (4401, 36768), (4596, 35208), (5216, 31023), (5868, 27576), (6128, 26406), (6894, 23472), (7824, 20682), (8802, 18384), (9192, 17604), (10341, 15648), (11736, 13788), (12256, 13203)]