128448000

素因数分解:

$2^9\times 3^2\times 5^3\times {\mathrm{223}}^1$

素因数の和:262

約数の個数: 240

約数和(自身を含む): 464720256

約数和(自身を除く): 336272256

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, 125, 128, 144, 150, 160, 180, 192, 200, 223, 225, 240, 250, 256, 288, 300, 320, 360, 375, 384, 400, 446, 450, 480, 500, 512, 576, 600, 640, 669, 720, 750, 768, 800, 892, 900, 960, 1000, 1115, 1125, 1152, 1200, 1280, 1338, 1440, 1500, 1536, 1600, 1784, 1800, 1920, 2000, 2007, 2230, 2250, 2304, 2400, 2560, 2676, 2880, 3000, 3200, 3345, 3568, 3600, 3840, 4000, 4014, 4460, 4500, 4608, 4800, 5352, 5575, 5760, 6000, 6400, 6690, 7136, 7200, 7680, 8000, 8028, 8920, 9000, 9600, 10035, 10704, 11150, 11520, 12000, 12800, 13380, 14272, 14400, 16000, 16056, 16725, 17840, 18000, 19200, 20070, 21408, 22300, 23040, 24000, 26760, 27875, 28544, 28800, 32000, 32112, 33450, 35680, 36000, 38400, 40140, 42816, 44600, 48000, 50175, 53520, 55750, 57088, 57600, 64000, 64224, 66900, 71360, 72000, 80280, 83625, 85632, 89200, 96000, 100350, 107040, 111500, 114176, 115200, 128448, 133800, 142720, 144000, 160560, 167250, 171264, 178400, 192000, 200700, 214080, 223000, 250875, 256896, 267600, 285440, 288000, 321120, 334500, 342528, 356800, 401400, 428160, 446000, 501750, 513792, 535200, 570880, 576000, 642240, 669000, 713600, 802800, 856320, 892000, 1003500, 1027584, 1070400, 1284480, 1338000, 1427200, 1605600, 1712640, 1784000, 2007000, 2140800, 2568960, 2676000, 2854400, 3211200, 3568000, 4014000, 4281600, 5137920, 5352000, 6422400, 7136000, 8028000, 8563200, 10704000, 12844800, 14272000, 16056000, 21408000, 25689600, 32112000, 42816000, 64224000, 128448000]

約数ペア:

[(1, 128448000), (2, 64224000), (3, 42816000), (4, 32112000), (5, 25689600), (6, 21408000), (8, 16056000), (9, 14272000), (10, 12844800), (12, 10704000), (15, 8563200), (16, 8028000), (18, 7136000), (20, 6422400), (24, 5352000), (25, 5137920), (30, 4281600), (32, 4014000), (36, 3568000), (40, 3211200), (45, 2854400), (48, 2676000), (50, 2568960), (60, 2140800), (64, 2007000), (72, 1784000), (75, 1712640), (80, 1605600), (90, 1427200), (96, 1338000), (100, 1284480), (120, 1070400), (125, 1027584), (128, 1003500), (144, 892000), (150, 856320), (160, 802800), (180, 713600), (192, 669000), (200, 642240), (223, 576000), (225, 570880), (240, 535200), (250, 513792), (256, 501750), (288, 446000), (300, 428160), (320, 401400), (360, 356800), (375, 342528), (384, 334500), (400, 321120), (446, 288000), (450, 285440), (480, 267600), (500, 256896), (512, 250875), (576, 223000), (600, 214080), (640, 200700), (669, 192000), (720, 178400), (750, 171264), (768, 167250), (800, 160560), (892, 144000), (900, 142720), (960, 133800), (1000, 128448), (1115, 115200), (1125, 114176), (1152, 111500), (1200, 107040), (1280, 100350), (1338, 96000), (1440, 89200), (1500, 85632), (1536, 83625), (1600, 80280), (1784, 72000), (1800, 71360), (1920, 66900), (2000, 64224), (2007, 64000), (2230, 57600), (2250, 57088), (2304, 55750), (2400, 53520), (2560, 50175), (2676, 48000), (2880, 44600), (3000, 42816), (3200, 40140), (3345, 38400), (3568, 36000), (3600, 35680), (3840, 33450), (4000, 32112), (4014, 32000), (4460, 28800), (4500, 28544), (4608, 27875), (4800, 26760), (5352, 24000), (5575, 23040), (5760, 22300), (6000, 21408), (6400, 20070), (6690, 19200), (7136, 18000), (7200, 17840), (7680, 16725), (8000, 16056), (8028, 16000), (8920, 14400), (9000, 14272), (9600, 13380), (10035, 12800), (10704, 12000), (11150, 11520)]