679230720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{8423}}^1$

素因数の和:8457

約数の個数: 216

約数和(自身を含む): 2686110336

約数和(自身を除く): 2006879616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8423, 8960, 10080, 11520, 13440, 16128, 16846, 20160, 25269, 26880, 33692, 40320, 42115, 50538, 58961, 67384, 75807, 80640, 84230, 101076, 117922, 126345, 134768, 151614, 168460, 176883, 202152, 235844, 252690, 269536, 294805, 303228, 336920, 353766, 379035, 404304, 471688, 505380, 530649, 539072, 589610, 606456, 673840, 707532, 758070, 808608, 884415, 943376, 1010760, 1061298, 1078144, 1179220, 1212912, 1347680, 1415064, 1516140, 1617216, 1768830, 1886752, 2021520, 2122596, 2156288, 2358440, 2425824, 2653245, 2695360, 2830128, 3032280, 3234432, 3537660, 3773504, 4043040, 4245192, 4716880, 4851648, 5306490, 5390720, 5660256, 6064560, 6468864, 7075320, 7547008, 8086080, 8490384, 9433760, 9703296, 10612980, 10781440, 11320512, 12129120, 14150640, 15094016, 16172160, 16980768, 18867520, 19406592, 21225960, 22641024, 24258240, 28301280, 32344320, 33961536, 37735040, 42451920, 45282048, 48516480, 56602560, 67923072, 75470080, 84903840, 97032960, 113205120, 135846144, 169807680, 226410240, 339615360, 679230720]

約数ペア:

[(1, 679230720), (2, 339615360), (3, 226410240), (4, 169807680), (5, 135846144), (6, 113205120), (7, 97032960), (8, 84903840), (9, 75470080), (10, 67923072), (12, 56602560), (14, 48516480), (15, 45282048), (16, 42451920), (18, 37735040), (20, 33961536), (21, 32344320), (24, 28301280), (28, 24258240), (30, 22641024), (32, 21225960), (35, 19406592), (36, 18867520), (40, 16980768), (42, 16172160), (45, 15094016), (48, 14150640), (56, 12129120), (60, 11320512), (63, 10781440), (64, 10612980), (70, 9703296), (72, 9433760), (80, 8490384), (84, 8086080), (90, 7547008), (96, 7075320), (105, 6468864), (112, 6064560), (120, 5660256), (126, 5390720), (128, 5306490), (140, 4851648), (144, 4716880), (160, 4245192), (168, 4043040), (180, 3773504), (192, 3537660), (210, 3234432), (224, 3032280), (240, 2830128), (252, 2695360), (256, 2653245), (280, 2425824), (288, 2358440), (315, 2156288), (320, 2122596), (336, 2021520), (360, 1886752), (384, 1768830), (420, 1617216), (448, 1516140), (480, 1415064), (504, 1347680), (560, 1212912), (576, 1179220), (630, 1078144), (640, 1061298), (672, 1010760), (720, 943376), (768, 884415), (840, 808608), (896, 758070), (960, 707532), (1008, 673840), (1120, 606456), (1152, 589610), (1260, 539072), (1280, 530649), (1344, 505380), (1440, 471688), (1680, 404304), (1792, 379035), (1920, 353766), (2016, 336920), (2240, 303228), (2304, 294805), (2520, 269536), (2688, 252690), (2880, 235844), (3360, 202152), (3840, 176883), (4032, 168460), (4480, 151614), (5040, 134768), (5376, 126345), (5760, 117922), (6720, 101076), (8064, 84230), (8423, 80640), (8960, 75807), (10080, 67384), (11520, 58961), (13440, 50538), (16128, 42115), (16846, 40320), (20160, 33692), (25269, 26880)]