2019901197825

素因数分解:

$3^4\times 5^2\times 7^3\times {\mathrm{157}}^1\times {\mathrm{18523}}^1$

素因数の和:18723

約数の個数: 240

約数和(自身を含む): 4391358716800

約数和(自身を除く): 2371457518975

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 105, 135, 147, 157, 175, 189, 225, 245, 315, 343, 405, 441, 471, 525, 567, 675, 735, 785, 945, 1029, 1099, 1225, 1323, 1413, 1575, 1715, 2025, 2205, 2355, 2835, 3087, 3297, 3675, 3925, 3969, 4239, 4725, 5145, 5495, 6615, 7065, 7693, 8575, 9261, 9891, 11025, 11775, 12717, 14175, 15435, 16485, 18523, 19845, 21195, 23079, 25725, 27475, 27783, 29673, 33075, 35325, 38465, 46305, 49455, 53851, 55569, 63585, 69237, 77175, 82425, 89019, 92615, 99225, 105975, 115395, 129661, 138915, 148365, 161553, 166707, 192325, 207711, 231525, 247275, 269255, 277845, 317925, 346185, 388983, 445095, 463075, 484659, 500121, 576975, 623133, 648305, 694575, 741825, 807765, 833535, 907627, 1038555, 1166949, 1346275, 1389225, 1453977, 1500363, 1730925, 1944915, 2225475, 2423295, 2500605, 2722881, 2908111, 3115665, 3241525, 3500847, 4038825, 4167675, 4361931, 4538135, 5192775, 5834745, 6353389, 7269885, 7501815, 8168643, 8724333, 9724575, 10502541, 12116475, 12503025, 13614405, 14540555, 15578325, 17504235, 19060167, 20356777, 21809655, 22690675, 24505929, 26172999, 29173725, 31766945, 36349425, 37509075, 40843215, 43621665, 52512705, 57180501, 61070331, 68072025, 72702775, 73517787, 78518997, 87521175, 95300835, 101783885, 109048275, 122529645, 130864995, 142497439, 158834725, 171541503, 183210993, 204216075, 218108325, 235556991, 262563525, 285902505, 305351655, 367588935, 392594985, 427492317, 476504175, 508919425, 514624509, 549632979, 612648225, 654324975, 712487195, 857707515, 916054965, 997482073, 1177784955, 1282476951, 1429512525, 1526758275, 1648898937, 1837944675, 1962974925, 2137461585, 2573122545, 2748164895, 2992446219, 3562435975, 3847430853, 4288537575, 4580274825, 4987410365, 5888924775, 6412384755, 8244494685, 8977338657, 10687307925, 11542292559, 12865612725, 13740824475, 14962231095, 19237154265, 24937051825, 26932015971, 32061923775, 41222473425, 44886693285, 57711462795, 74811155475, 80796047913, 96185771325, 134660079855, 224433466425, 288557313975, 403980239565, 673300399275, 2019901197825]

約数ペア:

[(1, 2019901197825), (3, 673300399275), (5, 403980239565), (7, 288557313975), (9, 224433466425), (15, 134660079855), (21, 96185771325), (25, 80796047913), (27, 74811155475), (35, 57711462795), (45, 44886693285), (49, 41222473425), (63, 32061923775), (75, 26932015971), (81, 24937051825), (105, 19237154265), (135, 14962231095), (147, 13740824475), (157, 12865612725), (175, 11542292559), (189, 10687307925), (225, 8977338657), (245, 8244494685), (315, 6412384755), (343, 5888924775), (405, 4987410365), (441, 4580274825), (471, 4288537575), (525, 3847430853), (567, 3562435975), (675, 2992446219), (735, 2748164895), (785, 2573122545), (945, 2137461585), (1029, 1962974925), (1099, 1837944675), (1225, 1648898937), (1323, 1526758275), (1413, 1429512525), (1575, 1282476951), (1715, 1177784955), (2025, 997482073), (2205, 916054965), (2355, 857707515), (2835, 712487195), (3087, 654324975), (3297, 612648225), (3675, 549632979), (3925, 514624509), (3969, 508919425), (4239, 476504175), (4725, 427492317), (5145, 392594985), (5495, 367588935), (6615, 305351655), (7065, 285902505), (7693, 262563525), (8575, 235556991), (9261, 218108325), (9891, 204216075), (11025, 183210993), (11775, 171541503), (12717, 158834725), (14175, 142497439), (15435, 130864995), (16485, 122529645), (18523, 109048275), (19845, 101783885), (21195, 95300835), (23079, 87521175), (25725, 78518997), (27475, 73517787), (27783, 72702775), (29673, 68072025), (33075, 61070331), (35325, 57180501), (38465, 52512705), (46305, 43621665), (49455, 40843215), (53851, 37509075), (55569, 36349425), (63585, 31766945), (69237, 29173725), (77175, 26172999), (82425, 24505929), (89019, 22690675), (92615, 21809655), (99225, 20356777), (105975, 19060167), (115395, 17504235), (129661, 15578325), (138915, 14540555), (148365, 13614405), (161553, 12503025), (166707, 12116475), (192325, 10502541), (207711, 9724575), (231525, 8724333), (247275, 8168643), (269255, 7501815), (277845, 7269885), (317925, 6353389), (346185, 5834745), (388983, 5192775), (445095, 4538135), (463075, 4361931), (484659, 4167675), (500121, 4038825), (576975, 3500847), (623133, 3241525), (648305, 3115665), (694575, 2908111), (741825, 2722881), (807765, 2500605), (833535, 2423295), (907627, 2225475), (1038555, 1944915), (1166949, 1730925), (1346275, 1500363), (1389225, 1453977)]