1557804960

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 288

約数和(自身を含む): 5580731520

約数和(自身を除く): 4022926560

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, 72, 80, 81, 90, 96, 103, 108, 120, 135, 144, 160, 162, 180, 206, 216, 240, 243, 270, 288, 309, 324, 360, 389, 405, 412, 432, 480, 486, 515, 540, 618, 648, 720, 778, 810, 824, 864, 927, 972, 1030, 1080, 1167, 1215, 1236, 1296, 1440, 1545, 1556, 1620, 1648, 1854, 1944, 1945, 2060, 2160, 2334, 2430, 2472, 2592, 2781, 3090, 3112, 3240, 3296, 3501, 3708, 3888, 3890, 4120, 4320, 4635, 4668, 4860, 4944, 5562, 5835, 6180, 6224, 6480, 7002, 7416, 7776, 7780, 8240, 8343, 9270, 9336, 9720, 9888, 10503, 11124, 11670, 12360, 12448, 12960, 13905, 14004, 14832, 15560, 16480, 16686, 17505, 18540, 18672, 19440, 21006, 22248, 23340, 24720, 25029, 27810, 28008, 29664, 31120, 31509, 33372, 35010, 37080, 37344, 38880, 40067, 41715, 42012, 44496, 46680, 49440, 50058, 52515, 55620, 56016, 62240, 63018, 66744, 70020, 74160, 80134, 83430, 84024, 88992, 93360, 94527, 100116, 105030, 111240, 112032, 120201, 125145, 126036, 133488, 140040, 148320, 157545, 160268, 166860, 168048, 186720, 189054, 200232, 200335, 210060, 222480, 240402, 250290, 252072, 266976, 280080, 315090, 320536, 333720, 336096, 360603, 378108, 400464, 400670, 420120, 444960, 472635, 480804, 500580, 504144, 560160, 601005, 630180, 641072, 667440, 721206, 756216, 800928, 801340, 840240, 945270, 961608, 1001160, 1008288, 1081809, 1202010, 1260360, 1282144, 1334880, 1442412, 1512432, 1602680, 1680480, 1803015, 1890540, 1923216, 2002320, 2163618, 2404020, 2520720, 2884824, 3024864, 3205360, 3245427, 3606030, 3781080, 3846432, 4004640, 4327236, 4808040, 5041440, 5409045, 5769648, 6410720, 6490854, 7212060, 7562160, 8654472, 9616080, 9736281, 10818090, 11539296, 12981708, 14424120, 15124320, 16227135, 17308944, 19232160, 19472562, 21636180, 25963416, 28848240, 32454270, 34617888, 38945124, 43272360, 48681405, 51926832, 57696480, 64908540, 77890248, 86544720, 97362810, 103853664, 129817080, 155780496, 173089440, 194725620, 259634160, 311560992, 389451240, 519268320, 778902480, 1557804960]

約数ペア:

[(1, 1557804960), (2, 778902480), (3, 519268320), (4, 389451240), (5, 311560992), (6, 259634160), (8, 194725620), (9, 173089440), (10, 155780496), (12, 129817080), (15, 103853664), (16, 97362810), (18, 86544720), (20, 77890248), (24, 64908540), (27, 57696480), (30, 51926832), (32, 48681405), (36, 43272360), (40, 38945124), (45, 34617888), (48, 32454270), (54, 28848240), (60, 25963416), (72, 21636180), (80, 19472562), (81, 19232160), (90, 17308944), (96, 16227135), (103, 15124320), (108, 14424120), (120, 12981708), (135, 11539296), (144, 10818090), (160, 9736281), (162, 9616080), (180, 8654472), (206, 7562160), (216, 7212060), (240, 6490854), (243, 6410720), (270, 5769648), (288, 5409045), (309, 5041440), (324, 4808040), (360, 4327236), (389, 4004640), (405, 3846432), (412, 3781080), (432, 3606030), (480, 3245427), (486, 3205360), (515, 3024864), (540, 2884824), (618, 2520720), (648, 2404020), (720, 2163618), (778, 2002320), (810, 1923216), (824, 1890540), (864, 1803015), (927, 1680480), (972, 1602680), (1030, 1512432), (1080, 1442412), (1167, 1334880), (1215, 1282144), (1236, 1260360), (1296, 1202010), (1440, 1081809), (1545, 1008288), (1556, 1001160), (1620, 961608), (1648, 945270), (1854, 840240), (1944, 801340), (1945, 800928), (2060, 756216), (2160, 721206), (2334, 667440), (2430, 641072), (2472, 630180), (2592, 601005), (2781, 560160), (3090, 504144), (3112, 500580), (3240, 480804), (3296, 472635), (3501, 444960), (3708, 420120), (3888, 400670), (3890, 400464), (4120, 378108), (4320, 360603), (4635, 336096), (4668, 333720), (4860, 320536), (4944, 315090), (5562, 280080), (5835, 266976), (6180, 252072), (6224, 250290), (6480, 240402), (7002, 222480), (7416, 210060), (7776, 200335), (7780, 200232), (8240, 189054), (8343, 186720), (9270, 168048), (9336, 166860), (9720, 160268), (9888, 157545), (10503, 148320), (11124, 140040), (11670, 133488), (12360, 126036), (12448, 125145), (12960, 120201), (13905, 112032), (14004, 111240), (14832, 105030), (15560, 100116), (16480, 94527), (16686, 93360), (17505, 88992), (18540, 84024), (18672, 83430), (19440, 80134), (21006, 74160), (22248, 70020), (23340, 66744), (24720, 63018), (25029, 62240), (27810, 56016), (28008, 55620), (29664, 52515), (31120, 50058), (31509, 49440), (33372, 46680), (35010, 44496), (37080, 42012), (37344, 41715), (38880, 40067)]