220217760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{3121}}^1$

素因数の和:3156

約数の個数: 216

約数和(自身を含む): 874465956

約数和(自身を除く): 654248196

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3121, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 6242, 7056, 7840, 8820, 9363, 10080, 11760, 12484, 14112, 15605, 17640, 18726, 21847, 23520, 24968, 28089, 31210, 35280, 37452, 43694, 46815, 49936, 56178, 62420, 65541, 70560, 74904, 87388, 93630, 99872, 109235, 112356, 124840, 131082, 140445, 149808, 152929, 174776, 187260, 196623, 218470, 224712, 249680, 262164, 280890, 299616, 305858, 327705, 349552, 374520, 393246, 436940, 449424, 458787, 499360, 524328, 561780, 611716, 655410, 699104, 749040, 764645, 786492, 873880, 898848, 917574, 983115, 1048656, 1123560, 1223432, 1310820, 1376361, 1498080, 1529290, 1572984, 1747760, 1835148, 1966230, 2097312, 2247120, 2293935, 2446864, 2621640, 2752722, 3058580, 3145968, 3495520, 3670296, 3932460, 4494240, 4587870, 4893728, 5243280, 5505444, 6117160, 6291936, 6881805, 7340592, 7864920, 9175740, 10486560, 11010888, 12234320, 13763610, 14681184, 15729840, 18351480, 22021776, 24468640, 27527220, 31459680, 36702960, 44043552, 55054440, 73405920, 110108880, 220217760]

約数ペア:

[(1, 220217760), (2, 110108880), (3, 73405920), (4, 55054440), (5, 44043552), (6, 36702960), (7, 31459680), (8, 27527220), (9, 24468640), (10, 22021776), (12, 18351480), (14, 15729840), (15, 14681184), (16, 13763610), (18, 12234320), (20, 11010888), (21, 10486560), (24, 9175740), (28, 7864920), (30, 7340592), (32, 6881805), (35, 6291936), (36, 6117160), (40, 5505444), (42, 5243280), (45, 4893728), (48, 4587870), (49, 4494240), (56, 3932460), (60, 3670296), (63, 3495520), (70, 3145968), (72, 3058580), (80, 2752722), (84, 2621640), (90, 2446864), (96, 2293935), (98, 2247120), (105, 2097312), (112, 1966230), (120, 1835148), (126, 1747760), (140, 1572984), (144, 1529290), (147, 1498080), (160, 1376361), (168, 1310820), (180, 1223432), (196, 1123560), (210, 1048656), (224, 983115), (240, 917574), (245, 898848), (252, 873880), (280, 786492), (288, 764645), (294, 749040), (315, 699104), (336, 655410), (360, 611716), (392, 561780), (420, 524328), (441, 499360), (480, 458787), (490, 449424), (504, 436940), (560, 393246), (588, 374520), (630, 349552), (672, 327705), (720, 305858), (735, 299616), (784, 280890), (840, 262164), (882, 249680), (980, 224712), (1008, 218470), (1120, 196623), (1176, 187260), (1260, 174776), (1440, 152929), (1470, 149808), (1568, 140445), (1680, 131082), (1764, 124840), (1960, 112356), (2016, 109235), (2205, 99872), (2352, 93630), (2520, 87388), (2940, 74904), (3121, 70560), (3360, 65541), (3528, 62420), (3920, 56178), (4410, 49936), (4704, 46815), (5040, 43694), (5880, 37452), (6242, 35280), (7056, 31210), (7840, 28089), (8820, 24968), (9363, 23520), (10080, 21847), (11760, 18726), (12484, 17640), (14112, 15605)]