164120320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1409}}^1$

素因数の和:1450

約数の個数: 144

約数和(自身を含む): 484182720

約数和(自身を除く): 320062400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1409, 1456, 1664, 1792, 1820, 2080, 2240, 2818, 2912, 3328, 3640, 4160, 4480, 5636, 5824, 7045, 7280, 8320, 8960, 9863, 11272, 11648, 14090, 14560, 16640, 18317, 19726, 22544, 23296, 28180, 29120, 36634, 39452, 45088, 49315, 56360, 58240, 73268, 78904, 90176, 91585, 98630, 112720, 116480, 128219, 146536, 157808, 180352, 183170, 197260, 225440, 256438, 293072, 315616, 360704, 366340, 394520, 450880, 512876, 586144, 631232, 641095, 732680, 789040, 901760, 1025752, 1172288, 1262464, 1282190, 1465360, 1578080, 1803520, 2051504, 2344576, 2524928, 2564380, 2930720, 3156160, 4103008, 4689152, 5128760, 5861440, 6312320, 8206016, 10257520, 11722880, 12624640, 16412032, 20515040, 23445760, 32824064, 41030080, 82060160, 164120320]

約数ペア:

[(1, 164120320), (2, 82060160), (4, 41030080), (5, 32824064), (7, 23445760), (8, 20515040), (10, 16412032), (13, 12624640), (14, 11722880), (16, 10257520), (20, 8206016), (26, 6312320), (28, 5861440), (32, 5128760), (35, 4689152), (40, 4103008), (52, 3156160), (56, 2930720), (64, 2564380), (65, 2524928), (70, 2344576), (80, 2051504), (91, 1803520), (104, 1578080), (112, 1465360), (128, 1282190), (130, 1262464), (140, 1172288), (160, 1025752), (182, 901760), (208, 789040), (224, 732680), (256, 641095), (260, 631232), (280, 586144), (320, 512876), (364, 450880), (416, 394520), (448, 366340), (455, 360704), (520, 315616), (560, 293072), (640, 256438), (728, 225440), (832, 197260), (896, 183170), (910, 180352), (1040, 157808), (1120, 146536), (1280, 128219), (1409, 116480), (1456, 112720), (1664, 98630), (1792, 91585), (1820, 90176), (2080, 78904), (2240, 73268), (2818, 58240), (2912, 56360), (3328, 49315), (3640, 45088), (4160, 39452), (4480, 36634), (5636, 29120), (5824, 28180), (7045, 23296), (7280, 22544), (8320, 19726), (8960, 18317), (9863, 16640), (11272, 14560), (11648, 14090)]