1251418168

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 3298498560

約数和(自身を除く): 2047080392

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 71, 77, 88, 91, 104, 124, 142, 143, 154, 182, 217, 248, 284, 286, 308, 341, 364, 403, 434, 497, 568, 572, 616, 682, 728, 781, 806, 868, 923, 994, 1001, 1144, 1364, 1562, 1612, 1736, 1846, 1988, 2002, 2201, 2387, 2728, 2821, 3124, 3224, 3692, 3976, 4004, 4402, 4433, 4774, 5041, 5467, 5642, 6248, 6461, 7384, 8008, 8804, 8866, 9548, 10082, 10153, 10934, 11284, 12922, 15407, 17608, 17732, 19096, 20164, 20306, 21868, 22568, 24211, 25844, 28613, 30814, 31031, 35287, 35464, 40328, 40612, 43736, 48422, 51688, 55451, 57226, 61628, 62062, 65533, 70574, 71071, 81224, 96844, 110902, 114452, 123256, 124124, 131066, 141148, 142142, 156271, 169477, 193688, 200291, 221804, 228904, 248248, 262132, 282296, 284284, 312542, 314743, 338954, 388157, 400582, 443608, 458731, 524264, 568568, 625084, 629486, 677908, 720863, 776314, 801164, 917462, 1093897, 1250168, 1258972, 1355816, 1441726, 1552628, 1602328, 1718981, 1834924, 2031523, 2187794, 2203201, 2517944, 2883452, 3105256, 3437962, 3669848, 4063046, 4375588, 4406402, 5046041, 5766904, 6875924, 8126092, 8751176, 8812804, 10092082, 12032867, 13751848, 14220661, 16252184, 17625608, 20184164, 22346753, 24065734, 28441322, 40368328, 44693506, 48131468, 56882644, 89387012, 96262936, 113765288, 156427271, 178774024, 312854542, 625709084, 1251418168]

約数ペア:

[(1, 1251418168), (2, 625709084), (4, 312854542), (7, 178774024), (8, 156427271), (11, 113765288), (13, 96262936), (14, 89387012), (22, 56882644), (26, 48131468), (28, 44693506), (31, 40368328), (44, 28441322), (52, 24065734), (56, 22346753), (62, 20184164), (71, 17625608), (77, 16252184), (88, 14220661), (91, 13751848), (104, 12032867), (124, 10092082), (142, 8812804), (143, 8751176), (154, 8126092), (182, 6875924), (217, 5766904), (248, 5046041), (284, 4406402), (286, 4375588), (308, 4063046), (341, 3669848), (364, 3437962), (403, 3105256), (434, 2883452), (497, 2517944), (568, 2203201), (572, 2187794), (616, 2031523), (682, 1834924), (728, 1718981), (781, 1602328), (806, 1552628), (868, 1441726), (923, 1355816), (994, 1258972), (1001, 1250168), (1144, 1093897), (1364, 917462), (1562, 801164), (1612, 776314), (1736, 720863), (1846, 677908), (1988, 629486), (2002, 625084), (2201, 568568), (2387, 524264), (2728, 458731), (2821, 443608), (3124, 400582), (3224, 388157), (3692, 338954), (3976, 314743), (4004, 312542), (4402, 284284), (4433, 282296), (4774, 262132), (5041, 248248), (5467, 228904), (5642, 221804), (6248, 200291), (6461, 193688), (7384, 169477), (8008, 156271), (8804, 142142), (8866, 141148), (9548, 131066), (10082, 124124), (10153, 123256), (10934, 114452), (11284, 110902), (12922, 96844), (15407, 81224), (17608, 71071), (17732, 70574), (19096, 65533), (20164, 62062), (20306, 61628), (21868, 57226), (22568, 55451), (24211, 51688), (25844, 48422), (28613, 43736), (30814, 40612), (31031, 40328), (35287, 35464)]