251280000

素因数分解:

$2^7\times 3^2\times 5^4\times {\mathrm{349}}^1$

素因数の和:389

約数の個数: 240

約数和(自身を含む): 906155250

約数和(自身を除く): 654875250

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, 225, 240, 250, 288, 300, 320, 349, 360, 375, 384, 400, 450, 480, 500, 576, 600, 625, 640, 698, 720, 750, 800, 900, 960, 1000, 1047, 1125, 1152, 1200, 1250, 1396, 1440, 1500, 1600, 1745, 1800, 1875, 1920, 2000, 2094, 2250, 2400, 2500, 2792, 2880, 3000, 3141, 3200, 3490, 3600, 3750, 4000, 4188, 4500, 4800, 5000, 5235, 5584, 5625, 5760, 6000, 6282, 6980, 7200, 7500, 8000, 8376, 8725, 9000, 9600, 10000, 10470, 11168, 11250, 12000, 12564, 13960, 14400, 15000, 15705, 16000, 16752, 17450, 18000, 20000, 20940, 22336, 22500, 24000, 25128, 26175, 27920, 28800, 30000, 31410, 33504, 34900, 36000, 40000, 41880, 43625, 44672, 45000, 48000, 50256, 52350, 55840, 60000, 62820, 67008, 69800, 72000, 78525, 80000, 83760, 87250, 90000, 100512, 104700, 111680, 120000, 125640, 130875, 134016, 139600, 144000, 157050, 167520, 174500, 180000, 201024, 209400, 218125, 223360, 240000, 251280, 261750, 279200, 314100, 335040, 349000, 360000, 392625, 402048, 418800, 436250, 502560, 523500, 558400, 628200, 654375, 670080, 698000, 720000, 785250, 837600, 872500, 1005120, 1047000, 1116800, 1256400, 1308750, 1396000, 1570500, 1675200, 1745000, 1963125, 2010240, 2094000, 2512800, 2617500, 2792000, 3141000, 3350400, 3490000, 3926250, 4188000, 5025600, 5235000, 5584000, 6282000, 6980000, 7852500, 8376000, 10051200, 10470000, 12564000, 13960000, 15705000, 16752000, 20940000, 25128000, 27920000, 31410000, 41880000, 50256000, 62820000, 83760000, 125640000, 251280000]

約数ペア:

[(1, 251280000), (2, 125640000), (3, 83760000), (4, 62820000), (5, 50256000), (6, 41880000), (8, 31410000), (9, 27920000), (10, 25128000), (12, 20940000), (15, 16752000), (16, 15705000), (18, 13960000), (20, 12564000), (24, 10470000), (25, 10051200), (30, 8376000), (32, 7852500), (36, 6980000), (40, 6282000), (45, 5584000), (48, 5235000), (50, 5025600), (60, 4188000), (64, 3926250), (72, 3490000), (75, 3350400), (80, 3141000), (90, 2792000), (96, 2617500), (100, 2512800), (120, 2094000), (125, 2010240), (128, 1963125), (144, 1745000), (150, 1675200), (160, 1570500), (180, 1396000), (192, 1308750), (200, 1256400), (225, 1116800), (240, 1047000), (250, 1005120), (288, 872500), (300, 837600), (320, 785250), (349, 720000), (360, 698000), (375, 670080), (384, 654375), (400, 628200), (450, 558400), (480, 523500), (500, 502560), (576, 436250), (600, 418800), (625, 402048), (640, 392625), (698, 360000), (720, 349000), (750, 335040), (800, 314100), (900, 279200), (960, 261750), (1000, 251280), (1047, 240000), (1125, 223360), (1152, 218125), (1200, 209400), (1250, 201024), (1396, 180000), (1440, 174500), (1500, 167520), (1600, 157050), (1745, 144000), (1800, 139600), (1875, 134016), (1920, 130875), (2000, 125640), (2094, 120000), (2250, 111680), (2400, 104700), (2500, 100512), (2792, 90000), (2880, 87250), (3000, 83760), (3141, 80000), (3200, 78525), (3490, 72000), (3600, 69800), (3750, 67008), (4000, 62820), (4188, 60000), (4500, 55840), (4800, 52350), (5000, 50256), (5235, 48000), (5584, 45000), (5625, 44672), (5760, 43625), (6000, 41880), (6282, 40000), (6980, 36000), (7200, 34900), (7500, 33504), (8000, 31410), (8376, 30000), (8725, 28800), (9000, 27920), (9600, 26175), (10000, 25128), (10470, 24000), (11168, 22500), (11250, 22336), (12000, 20940), (12564, 20000), (13960, 18000), (14400, 17450), (15000, 16752), (15705, 16000)]