28318752

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1311

約数の個数: 144

約数和(自身を含む): 100481472

約数和(自身を除く): 72162720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 462, 504, 528, 616, 672, 693, 792, 924, 1008, 1056, 1232, 1277, 1386, 1584, 1848, 2016, 2464, 2554, 2772, 3168, 3696, 3831, 5108, 5544, 7392, 7662, 8939, 10216, 11088, 11493, 14047, 15324, 17878, 20432, 22176, 22986, 26817, 28094, 30648, 35756, 40864, 42141, 45972, 53634, 56188, 61296, 71512, 80451, 84282, 91944, 98329, 107268, 112376, 122592, 126423, 143024, 160902, 168564, 183888, 196658, 214536, 224752, 252846, 286048, 294987, 321804, 337128, 367776, 393316, 429072, 449504, 505692, 589974, 643608, 674256, 786632, 858144, 884961, 1011384, 1179948, 1287216, 1348512, 1573264, 1769922, 2022768, 2359896, 2574432, 3146528, 3539844, 4045536, 4719792, 7079688, 9439584, 14159376, 28318752]

約数ペア:

[(1, 28318752), (2, 14159376), (3, 9439584), (4, 7079688), (6, 4719792), (7, 4045536), (8, 3539844), (9, 3146528), (11, 2574432), (12, 2359896), (14, 2022768), (16, 1769922), (18, 1573264), (21, 1348512), (22, 1287216), (24, 1179948), (28, 1011384), (32, 884961), (33, 858144), (36, 786632), (42, 674256), (44, 643608), (48, 589974), (56, 505692), (63, 449504), (66, 429072), (72, 393316), (77, 367776), (84, 337128), (88, 321804), (96, 294987), (99, 286048), (112, 252846), (126, 224752), (132, 214536), (144, 196658), (154, 183888), (168, 168564), (176, 160902), (198, 143024), (224, 126423), (231, 122592), (252, 112376), (264, 107268), (288, 98329), (308, 91944), (336, 84282), (352, 80451), (396, 71512), (462, 61296), (504, 56188), (528, 53634), (616, 45972), (672, 42141), (693, 40864), (792, 35756), (924, 30648), (1008, 28094), (1056, 26817), (1232, 22986), (1277, 22176), (1386, 20432), (1584, 17878), (1848, 15324), (2016, 14047), (2464, 11493), (2554, 11088), (2772, 10216), (3168, 8939), (3696, 7662), (3831, 7392), (5108, 5544)]