204900660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2309}}^1$

素因数の和:2370

約数の個数: 144

約数和(自身を含む): 681080400

約数和(自身を除く): 476179740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 765, 870, 986, 1020, 1044, 1305, 1479, 1530, 1740, 1972, 2309, 2465, 2610, 2958, 3060, 4437, 4618, 4930, 5220, 5916, 6927, 7395, 8874, 9236, 9860, 11545, 13854, 14790, 17748, 20781, 22185, 23090, 27708, 29580, 34635, 39253, 41562, 44370, 46180, 66961, 69270, 78506, 83124, 88740, 103905, 117759, 133922, 138540, 157012, 196265, 200883, 207810, 235518, 267844, 334805, 353277, 392530, 401766, 415620, 471036, 588795, 602649, 669610, 706554, 785060, 803532, 1004415, 1138337, 1177590, 1205298, 1339220, 1413108, 1766385, 2008830, 2276674, 2355180, 2410596, 3013245, 3415011, 3532770, 4017660, 4553348, 5691685, 6026490, 6830022, 7065540, 10245033, 11383370, 12052980, 13660044, 17075055, 20490066, 22766740, 34150110, 40980132, 51225165, 68300220, 102450330, 204900660]

約数ペア:

[(1, 204900660), (2, 102450330), (3, 68300220), (4, 51225165), (5, 40980132), (6, 34150110), (9, 22766740), (10, 20490066), (12, 17075055), (15, 13660044), (17, 12052980), (18, 11383370), (20, 10245033), (29, 7065540), (30, 6830022), (34, 6026490), (36, 5691685), (45, 4553348), (51, 4017660), (58, 3532770), (60, 3415011), (68, 3013245), (85, 2410596), (87, 2355180), (90, 2276674), (102, 2008830), (116, 1766385), (145, 1413108), (153, 1339220), (170, 1205298), (174, 1177590), (180, 1138337), (204, 1004415), (255, 803532), (261, 785060), (290, 706554), (306, 669610), (340, 602649), (348, 588795), (435, 471036), (493, 415620), (510, 401766), (522, 392530), (580, 353277), (612, 334805), (765, 267844), (870, 235518), (986, 207810), (1020, 200883), (1044, 196265), (1305, 157012), (1479, 138540), (1530, 133922), (1740, 117759), (1972, 103905), (2309, 88740), (2465, 83124), (2610, 78506), (2958, 69270), (3060, 66961), (4437, 46180), (4618, 44370), (4930, 41562), (5220, 39253), (5916, 34635), (6927, 29580), (7395, 27708), (8874, 23090), (9236, 22185), (9860, 20781), (11545, 17748), (13854, 14790)]