1211520000

素因数分解:

$2^{10}\times 3^1\times 5^4\times {\mathrm{631}}^1$

素因数の和:674

約数の個数: 220

約数和(自身を含む): 4041531296

約数和(自身を除く): 2830011296

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, 625, 631, 640, 750, 768, 800, 960, 1000, 1024, 1200, 1250, 1262, 1280, 1500, 1536, 1600, 1875, 1893, 1920, 2000, 2400, 2500, 2524, 2560, 3000, 3072, 3155, 3200, 3750, 3786, 3840, 4000, 4800, 5000, 5048, 5120, 6000, 6310, 6400, 7500, 7572, 7680, 8000, 9465, 9600, 10000, 10096, 12000, 12620, 12800, 15000, 15144, 15360, 15775, 16000, 18930, 19200, 20000, 20192, 24000, 25240, 25600, 30000, 30288, 31550, 32000, 37860, 38400, 40000, 40384, 47325, 48000, 50480, 60000, 60576, 63100, 64000, 75720, 76800, 78875, 80000, 80768, 94650, 96000, 100960, 120000, 121152, 126200, 128000, 151440, 157750, 160000, 161536, 189300, 192000, 201920, 236625, 240000, 242304, 252400, 302880, 315500, 320000, 323072, 378600, 384000, 394375, 403840, 473250, 480000, 484608, 504800, 605760, 631000, 640000, 646144, 757200, 788750, 807680, 946500, 960000, 969216, 1009600, 1183125, 1211520, 1262000, 1514400, 1577500, 1615360, 1893000, 1920000, 1938432, 2019200, 2366250, 2423040, 2524000, 3028800, 3155000, 3230720, 3786000, 4038400, 4732500, 4846080, 5048000, 6057600, 6310000, 7572000, 8076800, 9465000, 9692160, 10096000, 12115200, 12620000, 15144000, 16153600, 18930000, 20192000, 24230400, 25240000, 30288000, 37860000, 40384000, 48460800, 50480000, 60576000, 75720000, 80768000, 100960000, 121152000, 151440000, 201920000, 242304000, 302880000, 403840000, 605760000, 1211520000]

約数ペア:

[(1, 1211520000), (2, 605760000), (3, 403840000), (4, 302880000), (5, 242304000), (6, 201920000), (8, 151440000), (10, 121152000), (12, 100960000), (15, 80768000), (16, 75720000), (20, 60576000), (24, 50480000), (25, 48460800), (30, 40384000), (32, 37860000), (40, 30288000), (48, 25240000), (50, 24230400), (60, 20192000), (64, 18930000), (75, 16153600), (80, 15144000), (96, 12620000), (100, 12115200), (120, 10096000), (125, 9692160), (128, 9465000), (150, 8076800), (160, 7572000), (192, 6310000), (200, 6057600), (240, 5048000), (250, 4846080), (256, 4732500), (300, 4038400), (320, 3786000), (375, 3230720), (384, 3155000), (400, 3028800), (480, 2524000), (500, 2423040), (512, 2366250), (600, 2019200), (625, 1938432), (631, 1920000), (640, 1893000), (750, 1615360), (768, 1577500), (800, 1514400), (960, 1262000), (1000, 1211520), (1024, 1183125), (1200, 1009600), (1250, 969216), (1262, 960000), (1280, 946500), (1500, 807680), (1536, 788750), (1600, 757200), (1875, 646144), (1893, 640000), (1920, 631000), (2000, 605760), (2400, 504800), (2500, 484608), (2524, 480000), (2560, 473250), (3000, 403840), (3072, 394375), (3155, 384000), (3200, 378600), (3750, 323072), (3786, 320000), (3840, 315500), (4000, 302880), (4800, 252400), (5000, 242304), (5048, 240000), (5120, 236625), (6000, 201920), (6310, 192000), (6400, 189300), (7500, 161536), (7572, 160000), (7680, 157750), (8000, 151440), (9465, 128000), (9600, 126200), (10000, 121152), (10096, 120000), (12000, 100960), (12620, 96000), (12800, 94650), (15000, 80768), (15144, 80000), (15360, 78875), (15775, 76800), (16000, 75720), (18930, 64000), (19200, 63100), (20000, 60576), (20192, 60000), (24000, 50480), (25240, 48000), (25600, 47325), (30000, 40384), (30288, 40000), (31550, 38400), (32000, 37860)]