161245728

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{8887}}^1$

素因数の和:8916

約数の個数: 120

約数和(自身を含む): 542025792

約数和(自身を除く): 380780064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 864, 1008, 1134, 1296, 1512, 2016, 2268, 2592, 3024, 4536, 6048, 8887, 9072, 17774, 18144, 26661, 35548, 53322, 62209, 71096, 79983, 106644, 124418, 142192, 159966, 186627, 213288, 239949, 248836, 284384, 319932, 373254, 426576, 479898, 497672, 559881, 639864, 719847, 746508, 853152, 959796, 995344, 1119762, 1279728, 1439694, 1493016, 1679643, 1919592, 1990688, 2239524, 2559456, 2879388, 2986032, 3359286, 3839184, 4479048, 5038929, 5758776, 5972064, 6718572, 7678368, 8958096, 10077858, 11517552, 13437144, 17916192, 20155716, 23035104, 26874288, 40311432, 53748576, 80622864, 161245728]

約数ペア:

[(1, 161245728), (2, 80622864), (3, 53748576), (4, 40311432), (6, 26874288), (7, 23035104), (8, 20155716), (9, 17916192), (12, 13437144), (14, 11517552), (16, 10077858), (18, 8958096), (21, 7678368), (24, 6718572), (27, 5972064), (28, 5758776), (32, 5038929), (36, 4479048), (42, 3839184), (48, 3359286), (54, 2986032), (56, 2879388), (63, 2559456), (72, 2239524), (81, 1990688), (84, 1919592), (96, 1679643), (108, 1493016), (112, 1439694), (126, 1279728), (144, 1119762), (162, 995344), (168, 959796), (189, 853152), (216, 746508), (224, 719847), (252, 639864), (288, 559881), (324, 497672), (336, 479898), (378, 426576), (432, 373254), (504, 319932), (567, 284384), (648, 248836), (672, 239949), (756, 213288), (864, 186627), (1008, 159966), (1134, 142192), (1296, 124418), (1512, 106644), (2016, 79983), (2268, 71096), (2592, 62209), (3024, 53322), (4536, 35548), (6048, 26661), (8887, 18144), (9072, 17774)]