1686060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 144

約数和(自身を含む): 5896800

約数和(自身を除く): 4210740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 29, 30, 34, 36, 38, 45, 51, 57, 58, 60, 68, 76, 85, 87, 90, 95, 102, 114, 116, 145, 153, 170, 171, 174, 180, 190, 204, 228, 255, 261, 285, 290, 306, 323, 340, 342, 348, 380, 435, 493, 510, 522, 551, 570, 580, 612, 646, 684, 765, 855, 870, 969, 986, 1020, 1044, 1102, 1140, 1292, 1305, 1479, 1530, 1615, 1653, 1710, 1740, 1938, 1972, 2204, 2465, 2610, 2755, 2907, 2958, 3060, 3230, 3306, 3420, 3876, 4437, 4845, 4930, 4959, 5220, 5510, 5814, 5916, 6460, 6612, 7395, 8265, 8874, 9367, 9690, 9860, 9918, 11020, 11628, 14535, 14790, 16530, 17748, 18734, 19380, 19836, 22185, 24795, 28101, 29070, 29580, 33060, 37468, 44370, 46835, 49590, 56202, 58140, 84303, 88740, 93670, 99180, 112404, 140505, 168606, 187340, 281010, 337212, 421515, 562020, 843030, 1686060]

約数ペア:

[(1, 1686060), (2, 843030), (3, 562020), (4, 421515), (5, 337212), (6, 281010), (9, 187340), (10, 168606), (12, 140505), (15, 112404), (17, 99180), (18, 93670), (19, 88740), (20, 84303), (29, 58140), (30, 56202), (34, 49590), (36, 46835), (38, 44370), (45, 37468), (51, 33060), (57, 29580), (58, 29070), (60, 28101), (68, 24795), (76, 22185), (85, 19836), (87, 19380), (90, 18734), (95, 17748), (102, 16530), (114, 14790), (116, 14535), (145, 11628), (153, 11020), (170, 9918), (171, 9860), (174, 9690), (180, 9367), (190, 8874), (204, 8265), (228, 7395), (255, 6612), (261, 6460), (285, 5916), (290, 5814), (306, 5510), (323, 5220), (340, 4959), (342, 4930), (348, 4845), (380, 4437), (435, 3876), (493, 3420), (510, 3306), (522, 3230), (551, 3060), (570, 2958), (580, 2907), (612, 2755), (646, 2610), (684, 2465), (765, 2204), (855, 1972), (870, 1938), (969, 1740), (986, 1710), (1020, 1653), (1044, 1615), (1102, 1530), (1140, 1479), (1292, 1305)]