309490668

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{12889}}^1$

素因数の和:12951

約数の個数: 72

約数和(自身を含む): 844552800

約数和(自身を除く): 535062132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 92, 116, 138, 174, 207, 261, 276, 348, 414, 522, 667, 828, 1044, 1334, 2001, 2668, 4002, 6003, 8004, 12006, 12889, 24012, 25778, 38667, 51556, 77334, 116001, 154668, 232002, 296447, 373781, 464004, 592894, 747562, 889341, 1121343, 1185788, 1495124, 1778682, 2242686, 2668023, 3364029, 3557364, 4485372, 5336046, 6728058, 8596963, 10672092, 13456116, 17193926, 25790889, 34387852, 51581778, 77372667, 103163556, 154745334, 309490668]

約数ペア:

[(1, 309490668), (2, 154745334), (3, 103163556), (4, 77372667), (6, 51581778), (9, 34387852), (12, 25790889), (18, 17193926), (23, 13456116), (29, 10672092), (36, 8596963), (46, 6728058), (58, 5336046), (69, 4485372), (87, 3557364), (92, 3364029), (116, 2668023), (138, 2242686), (174, 1778682), (207, 1495124), (261, 1185788), (276, 1121343), (348, 889341), (414, 747562), (522, 592894), (667, 464004), (828, 373781), (1044, 296447), (1334, 232002), (2001, 154668), (2668, 116001), (4002, 77334), (6003, 51556), (8004, 38667), (12006, 25778), (12889, 24012)]