221699520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{1571}}^1$

素因数の和:1608

約数の個数: 252

約数和(自身を含む): 887617224

約数和(自身を除く): 665917704

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, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1571, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3142, 3360, 3528, 3920, 4032, 4410, 4704, 4713, 5040, 5880, 6284, 6720, 7056, 7840, 7855, 8820, 9408, 9426, 10080, 10997, 11760, 12568, 14112, 14139, 15680, 15710, 17640, 18852, 20160, 21994, 23520, 23565, 25136, 28224, 28278, 31420, 32991, 35280, 37704, 43988, 47040, 47130, 50272, 54985, 56556, 62840, 65982, 70560, 70695, 75408, 76979, 87976, 94260, 98973, 100544, 109970, 113112, 125680, 131964, 141120, 141390, 150816, 153958, 164955, 175952, 188520, 197946, 219940, 226224, 230937, 251360, 263928, 282780, 301632, 307916, 329910, 351904, 377040, 384895, 395892, 439880, 452448, 461874, 494865, 502720, 527856, 565560, 615832, 659820, 692811, 703808, 754080, 769790, 791784, 879760, 904896, 923748, 989730, 1055712, 1131120, 1154685, 1231664, 1319640, 1385622, 1508160, 1539580, 1583568, 1759520, 1847496, 1979460, 2111424, 2262240, 2309370, 2463328, 2639280, 2771244, 3079160, 3167136, 3464055, 3519040, 3694992, 3958920, 4524480, 4618740, 4926656, 5278560, 5542488, 6158320, 6334272, 6928110, 7389984, 7917840, 9237480, 10557120, 11084976, 12316640, 13856220, 14779968, 15835680, 18474960, 22169952, 24633280, 27712440, 31671360, 36949920, 44339904, 55424880, 73899840, 110849760, 221699520]

約数ペア:

[(1, 221699520), (2, 110849760), (3, 73899840), (4, 55424880), (5, 44339904), (6, 36949920), (7, 31671360), (8, 27712440), (9, 24633280), (10, 22169952), (12, 18474960), (14, 15835680), (15, 14779968), (16, 13856220), (18, 12316640), (20, 11084976), (21, 10557120), (24, 9237480), (28, 7917840), (30, 7389984), (32, 6928110), (35, 6334272), (36, 6158320), (40, 5542488), (42, 5278560), (45, 4926656), (48, 4618740), (49, 4524480), (56, 3958920), (60, 3694992), (63, 3519040), (64, 3464055), (70, 3167136), (72, 3079160), (80, 2771244), (84, 2639280), (90, 2463328), (96, 2309370), (98, 2262240), (105, 2111424), (112, 1979460), (120, 1847496), (126, 1759520), (140, 1583568), (144, 1539580), (147, 1508160), (160, 1385622), (168, 1319640), (180, 1231664), (192, 1154685), (196, 1131120), (210, 1055712), (224, 989730), (240, 923748), (245, 904896), (252, 879760), (280, 791784), (288, 769790), (294, 754080), (315, 703808), (320, 692811), (336, 659820), (360, 615832), (392, 565560), (420, 527856), (441, 502720), (448, 494865), (480, 461874), (490, 452448), (504, 439880), (560, 395892), (576, 384895), (588, 377040), (630, 351904), (672, 329910), (720, 307916), (735, 301632), (784, 282780), (840, 263928), (882, 251360), (960, 230937), (980, 226224), (1008, 219940), (1120, 197946), (1176, 188520), (1260, 175952), (1344, 164955), (1440, 153958), (1470, 150816), (1568, 141390), (1571, 141120), (1680, 131964), (1764, 125680), (1960, 113112), (2016, 109970), (2205, 100544), (2240, 98973), (2352, 94260), (2520, 87976), (2880, 76979), (2940, 75408), (3136, 70695), (3142, 70560), (3360, 65982), (3528, 62840), (3920, 56556), (4032, 54985), (4410, 50272), (4704, 47130), (4713, 47040), (5040, 43988), (5880, 37704), (6284, 35280), (6720, 32991), (7056, 31420), (7840, 28278), (7855, 28224), (8820, 25136), (9408, 23565), (9426, 23520), (10080, 21994), (10997, 20160), (11760, 18852), (12568, 17640), (14112, 15710), (14139, 15680)]