28915200

素因数分解:

$2^9\times 3^2\times 5^2\times {\mathrm{251}}^1$

素因数の和:285

約数の個数: 180

約数和(自身を含む): 103891788

約数和(自身を除く): 74976588

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 251, 256, 288, 300, 320, 360, 384, 400, 450, 480, 502, 512, 576, 600, 640, 720, 753, 768, 800, 900, 960, 1004, 1152, 1200, 1255, 1280, 1440, 1506, 1536, 1600, 1800, 1920, 2008, 2259, 2304, 2400, 2510, 2560, 2880, 3012, 3200, 3600, 3765, 3840, 4016, 4518, 4608, 4800, 5020, 5760, 6024, 6275, 6400, 7200, 7530, 7680, 8032, 9036, 9600, 10040, 11295, 11520, 12048, 12550, 12800, 14400, 15060, 16064, 18072, 18825, 19200, 20080, 22590, 23040, 24096, 25100, 28800, 30120, 32128, 36144, 37650, 38400, 40160, 45180, 48192, 50200, 56475, 57600, 60240, 64256, 72288, 75300, 80320, 90360, 96384, 100400, 112950, 115200, 120480, 128512, 144576, 150600, 160640, 180720, 192768, 200800, 225900, 240960, 289152, 301200, 321280, 361440, 385536, 401600, 451800, 481920, 578304, 602400, 642560, 722880, 803200, 903600, 963840, 1156608, 1204800, 1445760, 1606400, 1807200, 1927680, 2409600, 2891520, 3212800, 3614400, 4819200, 5783040, 7228800, 9638400, 14457600, 28915200]

約数ペア:

[(1, 28915200), (2, 14457600), (3, 9638400), (4, 7228800), (5, 5783040), (6, 4819200), (8, 3614400), (9, 3212800), (10, 2891520), (12, 2409600), (15, 1927680), (16, 1807200), (18, 1606400), (20, 1445760), (24, 1204800), (25, 1156608), (30, 963840), (32, 903600), (36, 803200), (40, 722880), (45, 642560), (48, 602400), (50, 578304), (60, 481920), (64, 451800), (72, 401600), (75, 385536), (80, 361440), (90, 321280), (96, 301200), (100, 289152), (120, 240960), (128, 225900), (144, 200800), (150, 192768), (160, 180720), (180, 160640), (192, 150600), (200, 144576), (225, 128512), (240, 120480), (251, 115200), (256, 112950), (288, 100400), (300, 96384), (320, 90360), (360, 80320), (384, 75300), (400, 72288), (450, 64256), (480, 60240), (502, 57600), (512, 56475), (576, 50200), (600, 48192), (640, 45180), (720, 40160), (753, 38400), (768, 37650), (800, 36144), (900, 32128), (960, 30120), (1004, 28800), (1152, 25100), (1200, 24096), (1255, 23040), (1280, 22590), (1440, 20080), (1506, 19200), (1536, 18825), (1600, 18072), (1800, 16064), (1920, 15060), (2008, 14400), (2259, 12800), (2304, 12550), (2400, 12048), (2510, 11520), (2560, 11295), (2880, 10040), (3012, 9600), (3200, 9036), (3600, 8032), (3765, 7680), (3840, 7530), (4016, 7200), (4518, 6400), (4608, 6275), (4800, 6024), (5020, 5760)]