261312000

素因数分解:

$2^9\times 3^1\times 5^3\times {\mathrm{1361}}^1$

素因数の和:1397

約数の個数: 160

約数和(自身を含む): 869435424

約数和(自身を除く): 608123424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1361, 1500, 1536, 1600, 1920, 2000, 2400, 2560, 2722, 3000, 3200, 3840, 4000, 4083, 4800, 5444, 6000, 6400, 6805, 7680, 8000, 8166, 9600, 10888, 12000, 12800, 13610, 16000, 16332, 19200, 20415, 21776, 24000, 27220, 32000, 32664, 34025, 38400, 40830, 43552, 48000, 54440, 64000, 65328, 68050, 81660, 87104, 96000, 102075, 108880, 130656, 136100, 163320, 170125, 174208, 192000, 204150, 217760, 261312, 272200, 326640, 340250, 348416, 408300, 435520, 510375, 522624, 544400, 653280, 680500, 696832, 816600, 871040, 1020750, 1045248, 1088800, 1306560, 1361000, 1633200, 1742080, 2041500, 2090496, 2177600, 2613120, 2722000, 3266400, 3484160, 4083000, 4355200, 5226240, 5444000, 6532800, 8166000, 8710400, 10452480, 10888000, 13065600, 16332000, 17420800, 21776000, 26131200, 32664000, 43552000, 52262400, 65328000, 87104000, 130656000, 261312000]

約数ペア:

[(1, 261312000), (2, 130656000), (3, 87104000), (4, 65328000), (5, 52262400), (6, 43552000), (8, 32664000), (10, 26131200), (12, 21776000), (15, 17420800), (16, 16332000), (20, 13065600), (24, 10888000), (25, 10452480), (30, 8710400), (32, 8166000), (40, 6532800), (48, 5444000), (50, 5226240), (60, 4355200), (64, 4083000), (75, 3484160), (80, 3266400), (96, 2722000), (100, 2613120), (120, 2177600), (125, 2090496), (128, 2041500), (150, 1742080), (160, 1633200), (192, 1361000), (200, 1306560), (240, 1088800), (250, 1045248), (256, 1020750), (300, 871040), (320, 816600), (375, 696832), (384, 680500), (400, 653280), (480, 544400), (500, 522624), (512, 510375), (600, 435520), (640, 408300), (750, 348416), (768, 340250), (800, 326640), (960, 272200), (1000, 261312), (1200, 217760), (1280, 204150), (1361, 192000), (1500, 174208), (1536, 170125), (1600, 163320), (1920, 136100), (2000, 130656), (2400, 108880), (2560, 102075), (2722, 96000), (3000, 87104), (3200, 81660), (3840, 68050), (4000, 65328), (4083, 64000), (4800, 54440), (5444, 48000), (6000, 43552), (6400, 40830), (6805, 38400), (7680, 34025), (8000, 32664), (8166, 32000), (9600, 27220), (10888, 24000), (12000, 21776), (12800, 20415), (13610, 19200), (16000, 16332)]