7777804545

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 17233920000

約数和(自身を除く): 9456115455

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 49, 63, 67, 69, 105, 109, 115, 135, 147, 161, 189, 201, 207, 245, 315, 327, 335, 343, 345, 441, 469, 483, 545, 603, 621, 735, 763, 805, 945, 981, 1005, 1029, 1035, 1127, 1323, 1407, 1449, 1541, 1635, 1715, 1809, 2205, 2289, 2345, 2415, 2507, 2943, 3015, 3087, 3105, 3283, 3381, 3815, 4221, 4347, 4623, 4905, 5145, 5341, 5635, 6615, 6867, 7035, 7245, 7303, 7521, 7705, 7889, 9045, 9261, 9849, 10143, 10787, 11445, 12535, 12663, 13869, 14715, 15435, 16023, 16415, 16905, 17549, 20601, 21105, 21735, 21909, 22563, 22981, 23115, 23667, 26705, 29547, 30429, 32361, 34335, 36515, 37387, 37605, 39445, 41607, 46305, 48069, 49245, 50715, 51121, 52647, 53935, 63315, 65727, 67689, 68943, 69345, 71001, 75509, 80115, 87745, 88641, 97083, 103005, 109545, 112161, 112815, 114905, 118335, 122843, 144207, 147735, 152145, 153363, 157941, 161805, 167969, 186935, 197181, 206829, 208035, 213003, 226527, 240345, 255605, 263235, 291249, 328635, 336483, 338445, 344715, 355005, 357847, 368529, 377545, 443205, 460089, 473823, 485415, 503907, 528563, 560805, 614215, 620487, 679581, 721035, 766815, 789705, 839845, 859901, 985905, 1009449, 1034145, 1065015, 1073541, 1105587, 1132635, 1175783, 1380267, 1456245, 1511721, 1585689, 1682415, 1789235, 1842645, 2038743, 2300445, 2369115, 2504929, 2519535, 2579703, 2642815, 3102435, 3220623, 3316761, 3397905, 3527349, 4299505, 4535163, 4757067, 5047245, 5367705, 5527935, 5878915, 6901335, 7514787, 7558605, 7739109, 7928445, 8230481, 9661869, 10193715, 10582047, 12524645, 12898515, 14271201, 16103115, 16583805, 17636745, 22544361, 22675815, 23217327, 23785335, 24691443, 31746141, 37573935, 38695545, 41152405, 48309345, 52910235, 57613367, 67633083, 71356005, 74074329, 112721805, 116086635, 123457215, 158730705, 172840101, 222222987, 288066835, 338165415, 370371645, 518520303, 864200505, 1111114935, 1555560909, 2592601515, 7777804545]

約数ペア:

[(1, 7777804545), (3, 2592601515), (5, 1555560909), (7, 1111114935), (9, 864200505), (15, 518520303), (21, 370371645), (23, 338165415), (27, 288066835), (35, 222222987), (45, 172840101), (49, 158730705), (63, 123457215), (67, 116086635), (69, 112721805), (105, 74074329), (109, 71356005), (115, 67633083), (135, 57613367), (147, 52910235), (161, 48309345), (189, 41152405), (201, 38695545), (207, 37573935), (245, 31746141), (315, 24691443), (327, 23785335), (335, 23217327), (343, 22675815), (345, 22544361), (441, 17636745), (469, 16583805), (483, 16103115), (545, 14271201), (603, 12898515), (621, 12524645), (735, 10582047), (763, 10193715), (805, 9661869), (945, 8230481), (981, 7928445), (1005, 7739109), (1029, 7558605), (1035, 7514787), (1127, 6901335), (1323, 5878915), (1407, 5527935), (1449, 5367705), (1541, 5047245), (1635, 4757067), (1715, 4535163), (1809, 4299505), (2205, 3527349), (2289, 3397905), (2345, 3316761), (2415, 3220623), (2507, 3102435), (2943, 2642815), (3015, 2579703), (3087, 2519535), (3105, 2504929), (3283, 2369115), (3381, 2300445), (3815, 2038743), (4221, 1842645), (4347, 1789235), (4623, 1682415), (4905, 1585689), (5145, 1511721), (5341, 1456245), (5635, 1380267), (6615, 1175783), (6867, 1132635), (7035, 1105587), (7245, 1073541), (7303, 1065015), (7521, 1034145), (7705, 1009449), (7889, 985905), (9045, 859901), (9261, 839845), (9849, 789705), (10143, 766815), (10787, 721035), (11445, 679581), (12535, 620487), (12663, 614215), (13869, 560805), (14715, 528563), (15435, 503907), (16023, 485415), (16415, 473823), (16905, 460089), (17549, 443205), (20601, 377545), (21105, 368529), (21735, 357847), (21909, 355005), (22563, 344715), (22981, 338445), (23115, 336483), (23667, 328635), (26705, 291249), (29547, 263235), (30429, 255605), (32361, 240345), (34335, 226527), (36515, 213003), (37387, 208035), (37605, 206829), (39445, 197181), (41607, 186935), (46305, 167969), (48069, 161805), (49245, 157941), (50715, 153363), (51121, 152145), (52647, 147735), (53935, 144207), (63315, 122843), (65727, 118335), (67689, 114905), (68943, 112815), (69345, 112161), (71001, 109545), (75509, 103005), (80115, 97083), (87745, 88641)]