2540994918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:319

約数の個数: 144

約数和(自身を含む): 6642220032

約数和(自身を除く): 4101225114

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 121, 127, 154, 186, 217, 231, 242, 254, 341, 363, 381, 434, 462, 651, 682, 726, 762, 847, 889, 1023, 1302, 1397, 1694, 1778, 2046, 2387, 2541, 2667, 2794, 3751, 3937, 4191, 4774, 5082, 5334, 7161, 7502, 7874, 8382, 9779, 11253, 11811, 14322, 15367, 16129, 19558, 22506, 23622, 26257, 27559, 29337, 30734, 32258, 43307, 46101, 48387, 52514, 55118, 58674, 78771, 82677, 86614, 92202, 96774, 107569, 112903, 129921, 157542, 165354, 177419, 215138, 225806, 259842, 303149, 322707, 338709, 354838, 476377, 499999, 532257, 606298, 645414, 677418, 909447, 952754, 999998, 1064514, 1241933, 1429131, 1499997, 1818894, 1951609, 2483866, 2858262, 2999994, 3334639, 3499993, 3725799, 3903218, 5499989, 5854827, 6669278, 6999986, 7451598, 10003917, 10499979, 10999978, 11709654, 13661263, 16499967, 20007834, 20999958, 27322526, 32999934, 38499923, 40983789, 60499879, 76999846, 81967578, 115499769, 120999758, 181499637, 230999538, 362999274, 423499153, 846998306, 1270497459, 2540994918]

約数ペア:

[(1, 2540994918), (2, 1270497459), (3, 846998306), (6, 423499153), (7, 362999274), (11, 230999538), (14, 181499637), (21, 120999758), (22, 115499769), (31, 81967578), (33, 76999846), (42, 60499879), (62, 40983789), (66, 38499923), (77, 32999934), (93, 27322526), (121, 20999958), (127, 20007834), (154, 16499967), (186, 13661263), (217, 11709654), (231, 10999978), (242, 10499979), (254, 10003917), (341, 7451598), (363, 6999986), (381, 6669278), (434, 5854827), (462, 5499989), (651, 3903218), (682, 3725799), (726, 3499993), (762, 3334639), (847, 2999994), (889, 2858262), (1023, 2483866), (1302, 1951609), (1397, 1818894), (1694, 1499997), (1778, 1429131), (2046, 1241933), (2387, 1064514), (2541, 999998), (2667, 952754), (2794, 909447), (3751, 677418), (3937, 645414), (4191, 606298), (4774, 532257), (5082, 499999), (5334, 476377), (7161, 354838), (7502, 338709), (7874, 322707), (8382, 303149), (9779, 259842), (11253, 225806), (11811, 215138), (14322, 177419), (15367, 165354), (16129, 157542), (19558, 129921), (22506, 112903), (23622, 107569), (26257, 96774), (27559, 92202), (29337, 86614), (30734, 82677), (32258, 78771), (43307, 58674), (46101, 55118), (48387, 52514)]