1810940768

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:581

約数の個数: 192

約数和(自身を含む): 4694215680

約数和(自身を除く): 2883274912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 71, 76, 91, 104, 112, 133, 142, 152, 182, 208, 224, 247, 266, 284, 304, 364, 416, 461, 494, 497, 532, 568, 608, 728, 922, 923, 988, 994, 1064, 1136, 1349, 1456, 1729, 1844, 1846, 1976, 1988, 2128, 2272, 2698, 2912, 3227, 3458, 3688, 3692, 3952, 3976, 4256, 5396, 5993, 6454, 6461, 6916, 7376, 7384, 7904, 7952, 8759, 9443, 10792, 11986, 12908, 12922, 13832, 14752, 14768, 15904, 17518, 17537, 18886, 21584, 23972, 25816, 25844, 27664, 29536, 32731, 35036, 35074, 37772, 41951, 43168, 47944, 51632, 51688, 55328, 61313, 65462, 70072, 70148, 75544, 83902, 95888, 103264, 103376, 113867, 122626, 122759, 130924, 140144, 140296, 151088, 167804, 191776, 206752, 227734, 229117, 245252, 245518, 261848, 280288, 280592, 302176, 335608, 425503, 455468, 458234, 490504, 491036, 523696, 561184, 621889, 671216, 797069, 851006, 910936, 916468, 981008, 982072, 1047392, 1243778, 1342432, 1594138, 1702012, 1821872, 1832936, 1962016, 1964144, 2487556, 2978521, 3188276, 3404024, 3643744, 3665872, 3928288, 4353223, 4975112, 5957042, 6376552, 6808048, 7331744, 8084557, 8706446, 9950224, 11914084, 12753104, 13616096, 16169114, 17412892, 19900448, 23828168, 25506208, 32338228, 34825784, 47656336, 56591899, 64676456, 69651568, 95312672, 113183798, 129352912, 139303136, 226367596, 258705824, 452735192, 905470384, 1810940768]

約数ペア:

[(1, 1810940768), (2, 905470384), (4, 452735192), (7, 258705824), (8, 226367596), (13, 139303136), (14, 129352912), (16, 113183798), (19, 95312672), (26, 69651568), (28, 64676456), (32, 56591899), (38, 47656336), (52, 34825784), (56, 32338228), (71, 25506208), (76, 23828168), (91, 19900448), (104, 17412892), (112, 16169114), (133, 13616096), (142, 12753104), (152, 11914084), (182, 9950224), (208, 8706446), (224, 8084557), (247, 7331744), (266, 6808048), (284, 6376552), (304, 5957042), (364, 4975112), (416, 4353223), (461, 3928288), (494, 3665872), (497, 3643744), (532, 3404024), (568, 3188276), (608, 2978521), (728, 2487556), (922, 1964144), (923, 1962016), (988, 1832936), (994, 1821872), (1064, 1702012), (1136, 1594138), (1349, 1342432), (1456, 1243778), (1729, 1047392), (1844, 982072), (1846, 981008), (1976, 916468), (1988, 910936), (2128, 851006), (2272, 797069), (2698, 671216), (2912, 621889), (3227, 561184), (3458, 523696), (3688, 491036), (3692, 490504), (3952, 458234), (3976, 455468), (4256, 425503), (5396, 335608), (5993, 302176), (6454, 280592), (6461, 280288), (6916, 261848), (7376, 245518), (7384, 245252), (7904, 229117), (7952, 227734), (8759, 206752), (9443, 191776), (10792, 167804), (11986, 151088), (12908, 140296), (12922, 140144), (13832, 130924), (14752, 122759), (14768, 122626), (15904, 113867), (17518, 103376), (17537, 103264), (18886, 95888), (21584, 83902), (23972, 75544), (25816, 70148), (25844, 70072), (27664, 65462), (29536, 61313), (32731, 55328), (35036, 51688), (35074, 51632), (37772, 47944), (41951, 43168)]