128171520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{5563}}^1$

素因数の和:5592

約数の個数: 120

約数和(自身を含む): 443973816

約数和(自身を除く): 315802296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5563, 5760, 7680, 11126, 11520, 16689, 22252, 23040, 27815, 33378, 44504, 50067, 55630, 66756, 83445, 89008, 100134, 111260, 133512, 166890, 178016, 200268, 222520, 250335, 267024, 333780, 356032, 400536, 445040, 500670, 534048, 667560, 712064, 801072, 890080, 1001340, 1068096, 1335120, 1424128, 1602144, 1780160, 2002680, 2136192, 2670240, 2848256, 3204288, 3560320, 4005360, 4272384, 5340480, 6408576, 7120640, 8010720, 8544768, 10680960, 12817152, 14241280, 16021440, 21361920, 25634304, 32042880, 42723840, 64085760, 128171520]

約数ペア:

[(1, 128171520), (2, 64085760), (3, 42723840), (4, 32042880), (5, 25634304), (6, 21361920), (8, 16021440), (9, 14241280), (10, 12817152), (12, 10680960), (15, 8544768), (16, 8010720), (18, 7120640), (20, 6408576), (24, 5340480), (30, 4272384), (32, 4005360), (36, 3560320), (40, 3204288), (45, 2848256), (48, 2670240), (60, 2136192), (64, 2002680), (72, 1780160), (80, 1602144), (90, 1424128), (96, 1335120), (120, 1068096), (128, 1001340), (144, 890080), (160, 801072), (180, 712064), (192, 667560), (240, 534048), (256, 500670), (288, 445040), (320, 400536), (360, 356032), (384, 333780), (480, 267024), (512, 250335), (576, 222520), (640, 200268), (720, 178016), (768, 166890), (960, 133512), (1152, 111260), (1280, 100134), (1440, 89008), (1536, 83445), (1920, 66756), (2304, 55630), (2560, 50067), (2880, 44504), (3840, 33378), (4608, 27815), (5563, 23040), (5760, 22252), (7680, 16689), (11126, 11520)]