992495504

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2069

約数の個数: 160

約数和(自身を含む): 2666496000

約数和(自身を除く): 1674000496

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 112, 124, 143, 154, 176, 182, 208, 217, 248, 286, 308, 341, 364, 403, 434, 496, 572, 616, 682, 728, 806, 868, 1001, 1144, 1232, 1364, 1456, 1612, 1736, 1999, 2002, 2288, 2387, 2728, 2821, 3224, 3472, 3998, 4004, 4433, 4774, 5456, 5642, 6448, 7996, 8008, 8866, 9548, 11284, 13993, 15992, 16016, 17732, 19096, 21989, 22568, 25987, 27986, 31031, 31984, 35464, 38192, 43978, 45136, 51974, 55972, 61969, 62062, 70928, 87956, 103948, 111944, 123938, 124124, 153923, 175912, 181909, 207896, 223888, 247876, 248248, 285857, 307846, 351824, 363818, 415792, 433783, 495752, 496496, 571714, 615692, 681659, 727636, 805597, 867566, 991504, 1143428, 1231384, 1363318, 1455272, 1611194, 1735132, 2000999, 2286856, 2462768, 2726636, 2910544, 3222388, 3470264, 4001998, 4573712, 4771613, 5453272, 5639179, 6444776, 6940528, 8003996, 8861567, 9543226, 10906544, 11278358, 12889552, 16007992, 17723134, 19086452, 22556716, 32015984, 35446268, 38172904, 45113432, 62030969, 70892536, 76345808, 90226864, 124061938, 141785072, 248123876, 496247752, 992495504]

約数ペア:

[(1, 992495504), (2, 496247752), (4, 248123876), (7, 141785072), (8, 124061938), (11, 90226864), (13, 76345808), (14, 70892536), (16, 62030969), (22, 45113432), (26, 38172904), (28, 35446268), (31, 32015984), (44, 22556716), (52, 19086452), (56, 17723134), (62, 16007992), (77, 12889552), (88, 11278358), (91, 10906544), (104, 9543226), (112, 8861567), (124, 8003996), (143, 6940528), (154, 6444776), (176, 5639179), (182, 5453272), (208, 4771613), (217, 4573712), (248, 4001998), (286, 3470264), (308, 3222388), (341, 2910544), (364, 2726636), (403, 2462768), (434, 2286856), (496, 2000999), (572, 1735132), (616, 1611194), (682, 1455272), (728, 1363318), (806, 1231384), (868, 1143428), (1001, 991504), (1144, 867566), (1232, 805597), (1364, 727636), (1456, 681659), (1612, 615692), (1736, 571714), (1999, 496496), (2002, 495752), (2288, 433783), (2387, 415792), (2728, 363818), (2821, 351824), (3224, 307846), (3472, 285857), (3998, 248248), (4004, 247876), (4433, 223888), (4774, 207896), (5456, 181909), (5642, 175912), (6448, 153923), (7996, 124124), (8008, 123938), (8866, 111944), (9548, 103948), (11284, 87956), (13993, 70928), (15992, 62062), (16016, 61969), (17732, 55972), (19096, 51974), (21989, 45136), (22568, 43978), (25987, 38192), (27986, 35464), (31031, 31984)]