128856960

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{7457}}^1$

素因数の和:7485

約数の個数: 128

約数和(自身を含む): 456429600

約数和(自身を除く): 327572640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 7457, 8640, 14914, 17280, 22371, 29828, 37285, 44742, 59656, 67113, 74570, 89484, 111855, 119312, 134226, 149140, 178968, 201339, 223710, 238624, 268452, 298280, 335565, 357936, 402678, 447420, 477248, 536904, 596560, 671130, 715872, 805356, 894840, 954496, 1006695, 1073808, 1193120, 1342260, 1431744, 1610712, 1789680, 2013390, 2147616, 2386240, 2684520, 2863488, 3221424, 3579360, 4026780, 4295232, 4772480, 5369040, 6442848, 7158720, 8053560, 8590464, 10738080, 12885696, 14317440, 16107120, 21476160, 25771392, 32214240, 42952320, 64428480, 128856960]

約数ペア:

[(1, 128856960), (2, 64428480), (3, 42952320), (4, 32214240), (5, 25771392), (6, 21476160), (8, 16107120), (9, 14317440), (10, 12885696), (12, 10738080), (15, 8590464), (16, 8053560), (18, 7158720), (20, 6442848), (24, 5369040), (27, 4772480), (30, 4295232), (32, 4026780), (36, 3579360), (40, 3221424), (45, 2863488), (48, 2684520), (54, 2386240), (60, 2147616), (64, 2013390), (72, 1789680), (80, 1610712), (90, 1431744), (96, 1342260), (108, 1193120), (120, 1073808), (128, 1006695), (135, 954496), (144, 894840), (160, 805356), (180, 715872), (192, 671130), (216, 596560), (240, 536904), (270, 477248), (288, 447420), (320, 402678), (360, 357936), (384, 335565), (432, 298280), (480, 268452), (540, 238624), (576, 223710), (640, 201339), (720, 178968), (864, 149140), (960, 134226), (1080, 119312), (1152, 111855), (1440, 89484), (1728, 74570), (1920, 67113), (2160, 59656), (2880, 44742), (3456, 37285), (4320, 29828), (5760, 22371), (7457, 17280), (8640, 14914)]