1557066240

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{2503}}^1$

素因数の和:2541

約数の個数: 240

約数和(自身を含む): 5594516928

約数和(自身を除く): 4037450688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2503, 2560, 2592, 2880, 3240, 3456, 3840, 3888, 4320, 4608, 4860, 5006, 5184, 5760, 6480, 6912, 7509, 7680, 7776, 8640, 9720, 10012, 10368, 11520, 12515, 12960, 13824, 15018, 15552, 17280, 19440, 20024, 20736, 22527, 23040, 25030, 25920, 30036, 31104, 34560, 37545, 38880, 40048, 41472, 45054, 50060, 51840, 60072, 62208, 67581, 69120, 75090, 77760, 80096, 90108, 100120, 103680, 112635, 120144, 124416, 135162, 150180, 155520, 160192, 180216, 200240, 202743, 207360, 225270, 240288, 270324, 300360, 311040, 320384, 337905, 360432, 400480, 405486, 450540, 480576, 540648, 600720, 608229, 622080, 640768, 675810, 720864, 800960, 810972, 901080, 961152, 1013715, 1081296, 1201440, 1216458, 1281536, 1351620, 1441728, 1601920, 1621944, 1802160, 1922304, 2027430, 2162592, 2402880, 2432916, 2703240, 2883456, 3041145, 3203840, 3243888, 3604320, 3844608, 4054860, 4325184, 4805760, 4865832, 5406480, 5766912, 6082290, 6407680, 6487776, 7208640, 8109720, 8650368, 9611520, 9731664, 10812960, 11533824, 12164580, 12975552, 14417280, 16219440, 17300736, 19223040, 19463328, 21625920, 24329160, 25951104, 28834560, 32438880, 34601472, 38926656, 43251840, 48658320, 51902208, 57669120, 64877760, 77853312, 86503680, 97316640, 103804416, 129755520, 155706624, 173007360, 194633280, 259511040, 311413248, 389266560, 519022080, 778533120, 1557066240]

約数ペア:

[(1, 1557066240), (2, 778533120), (3, 519022080), (4, 389266560), (5, 311413248), (6, 259511040), (8, 194633280), (9, 173007360), (10, 155706624), (12, 129755520), (15, 103804416), (16, 97316640), (18, 86503680), (20, 77853312), (24, 64877760), (27, 57669120), (30, 51902208), (32, 48658320), (36, 43251840), (40, 38926656), (45, 34601472), (48, 32438880), (54, 28834560), (60, 25951104), (64, 24329160), (72, 21625920), (80, 19463328), (81, 19223040), (90, 17300736), (96, 16219440), (108, 14417280), (120, 12975552), (128, 12164580), (135, 11533824), (144, 10812960), (160, 9731664), (162, 9611520), (180, 8650368), (192, 8109720), (216, 7208640), (240, 6487776), (243, 6407680), (256, 6082290), (270, 5766912), (288, 5406480), (320, 4865832), (324, 4805760), (360, 4325184), (384, 4054860), (405, 3844608), (432, 3604320), (480, 3243888), (486, 3203840), (512, 3041145), (540, 2883456), (576, 2703240), (640, 2432916), (648, 2402880), (720, 2162592), (768, 2027430), (810, 1922304), (864, 1802160), (960, 1621944), (972, 1601920), (1080, 1441728), (1152, 1351620), (1215, 1281536), (1280, 1216458), (1296, 1201440), (1440, 1081296), (1536, 1013715), (1620, 961152), (1728, 901080), (1920, 810972), (1944, 800960), (2160, 720864), (2304, 675810), (2430, 640768), (2503, 622080), (2560, 608229), (2592, 600720), (2880, 540648), (3240, 480576), (3456, 450540), (3840, 405486), (3888, 400480), (4320, 360432), (4608, 337905), (4860, 320384), (5006, 311040), (5184, 300360), (5760, 270324), (6480, 240288), (6912, 225270), (7509, 207360), (7680, 202743), (7776, 200240), (8640, 180216), (9720, 160192), (10012, 155520), (10368, 150180), (11520, 135162), (12515, 124416), (12960, 120144), (13824, 112635), (15018, 103680), (15552, 100120), (17280, 90108), (19440, 80096), (20024, 77760), (20736, 75090), (22527, 69120), (23040, 67581), (25030, 62208), (25920, 60072), (30036, 51840), (31104, 50060), (34560, 45054), (37545, 41472), (38880, 40048)]