211644720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{857}}^1$

素因数の和:897

約数の個数: 240

約数和(自身を含む): 829857600

約数和(自身を除く): 618212880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 857, 882, 980, 1008, 1029, 1176, 1260, 1372, 1470, 1680, 1714, 1715, 1764, 1960, 2058, 2205, 2352, 2520, 2571, 2744, 2940, 3087, 3428, 3430, 3528, 3920, 4116, 4285, 4410, 5040, 5142, 5145, 5488, 5880, 5999, 6174, 6856, 6860, 7056, 7713, 8232, 8570, 8820, 10284, 10290, 11760, 11998, 12348, 12855, 13712, 13720, 15426, 15435, 16464, 17140, 17640, 17997, 20568, 20580, 23996, 24696, 25710, 27440, 29995, 30852, 30870, 34280, 35280, 35994, 38565, 41136, 41160, 41993, 47992, 49392, 51420, 53991, 59990, 61704, 61740, 68560, 71988, 77130, 82320, 83986, 89985, 95984, 102840, 107982, 119980, 123408, 123480, 125979, 143976, 154260, 167972, 179970, 205680, 209965, 215964, 239960, 246960, 251958, 269955, 287952, 293951, 308520, 335944, 359940, 377937, 419930, 431928, 479920, 503916, 539910, 587902, 617040, 629895, 671888, 719880, 755874, 839860, 863856, 881853, 1007832, 1079820, 1175804, 1259790, 1439760, 1469755, 1511748, 1679720, 1763706, 1889685, 2015664, 2159640, 2351608, 2519580, 2645559, 2939510, 3023496, 3359440, 3527412, 3779370, 4319280, 4409265, 4703216, 5039160, 5291118, 5879020, 6046992, 7054824, 7558740, 8818530, 10078320, 10582236, 11758040, 13227795, 14109648, 15117480, 17637060, 21164472, 23516080, 26455590, 30234960, 35274120, 42328944, 52911180, 70548240, 105822360, 211644720]

約数ペア:

[(1, 211644720), (2, 105822360), (3, 70548240), (4, 52911180), (5, 42328944), (6, 35274120), (7, 30234960), (8, 26455590), (9, 23516080), (10, 21164472), (12, 17637060), (14, 15117480), (15, 14109648), (16, 13227795), (18, 11758040), (20, 10582236), (21, 10078320), (24, 8818530), (28, 7558740), (30, 7054824), (35, 6046992), (36, 5879020), (40, 5291118), (42, 5039160), (45, 4703216), (48, 4409265), (49, 4319280), (56, 3779370), (60, 3527412), (63, 3359440), (70, 3023496), (72, 2939510), (80, 2645559), (84, 2519580), (90, 2351608), (98, 2159640), (105, 2015664), (112, 1889685), (120, 1763706), (126, 1679720), (140, 1511748), (144, 1469755), (147, 1439760), (168, 1259790), (180, 1175804), (196, 1079820), (210, 1007832), (240, 881853), (245, 863856), (252, 839860), (280, 755874), (294, 719880), (315, 671888), (336, 629895), (343, 617040), (360, 587902), (392, 539910), (420, 503916), (441, 479920), (490, 431928), (504, 419930), (560, 377937), (588, 359940), (630, 335944), (686, 308520), (720, 293951), (735, 287952), (784, 269955), (840, 251958), (857, 246960), (882, 239960), (980, 215964), (1008, 209965), (1029, 205680), (1176, 179970), (1260, 167972), (1372, 154260), (1470, 143976), (1680, 125979), (1714, 123480), (1715, 123408), (1764, 119980), (1960, 107982), (2058, 102840), (2205, 95984), (2352, 89985), (2520, 83986), (2571, 82320), (2744, 77130), (2940, 71988), (3087, 68560), (3428, 61740), (3430, 61704), (3528, 59990), (3920, 53991), (4116, 51420), (4285, 49392), (4410, 47992), (5040, 41993), (5142, 41160), (5145, 41136), (5488, 38565), (5880, 35994), (5999, 35280), (6174, 34280), (6856, 30870), (6860, 30852), (7056, 29995), (7713, 27440), (8232, 25710), (8570, 24696), (8820, 23996), (10284, 20580), (10290, 20568), (11760, 17997), (11998, 17640), (12348, 17140), (12855, 16464), (13712, 15435), (13720, 15426)]