258649440

素因数分解:

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

素因数の和:1610

約数の個数: 192

約数和(自身を含む): 950745600

約数和(自身を除く): 692096160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 840, 980, 1029, 1120, 1176, 1372, 1470, 1568, 1571, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3142, 3360, 3430, 3920, 4116, 4704, 4713, 5145, 5488, 5880, 6284, 6860, 7840, 7855, 8232, 9426, 10290, 10976, 10997, 11760, 12568, 13720, 15710, 16464, 18852, 20580, 21994, 23520, 23565, 25136, 27440, 31420, 32928, 32991, 37704, 41160, 43988, 47130, 50272, 54880, 54985, 62840, 65982, 75408, 76979, 82320, 87976, 94260, 109970, 125680, 131964, 150816, 153958, 164640, 164955, 175952, 188520, 219940, 230937, 251360, 263928, 307916, 329910, 351904, 377040, 384895, 439880, 461874, 527856, 538853, 615832, 659820, 754080, 769790, 879760, 923748, 1055712, 1077706, 1154685, 1231664, 1319640, 1539580, 1616559, 1759520, 1847496, 2155412, 2309370, 2463328, 2639280, 2694265, 3079160, 3233118, 3694992, 4310824, 4618740, 5278560, 5388530, 6158320, 6466236, 7389984, 8082795, 8621648, 9237480, 10777060, 12316640, 12932472, 16165590, 17243296, 18474960, 21554120, 25864944, 32331180, 36949920, 43108240, 51729888, 64662360, 86216480, 129324720, 258649440]

約数ペア:

[(1, 258649440), (2, 129324720), (3, 86216480), (4, 64662360), (5, 51729888), (6, 43108240), (7, 36949920), (8, 32331180), (10, 25864944), (12, 21554120), (14, 18474960), (15, 17243296), (16, 16165590), (20, 12932472), (21, 12316640), (24, 10777060), (28, 9237480), (30, 8621648), (32, 8082795), (35, 7389984), (40, 6466236), (42, 6158320), (48, 5388530), (49, 5278560), (56, 4618740), (60, 4310824), (70, 3694992), (80, 3233118), (84, 3079160), (96, 2694265), (98, 2639280), (105, 2463328), (112, 2309370), (120, 2155412), (140, 1847496), (147, 1759520), (160, 1616559), (168, 1539580), (196, 1319640), (210, 1231664), (224, 1154685), (240, 1077706), (245, 1055712), (280, 923748), (294, 879760), (336, 769790), (343, 754080), (392, 659820), (420, 615832), (480, 538853), (490, 527856), (560, 461874), (588, 439880), (672, 384895), (686, 377040), (735, 351904), (784, 329910), (840, 307916), (980, 263928), (1029, 251360), (1120, 230937), (1176, 219940), (1372, 188520), (1470, 175952), (1568, 164955), (1571, 164640), (1680, 153958), (1715, 150816), (1960, 131964), (2058, 125680), (2352, 109970), (2744, 94260), (2940, 87976), (3142, 82320), (3360, 76979), (3430, 75408), (3920, 65982), (4116, 62840), (4704, 54985), (4713, 54880), (5145, 50272), (5488, 47130), (5880, 43988), (6284, 41160), (6860, 37704), (7840, 32991), (7855, 32928), (8232, 31420), (9426, 27440), (10290, 25136), (10976, 23565), (10997, 23520), (11760, 21994), (12568, 20580), (13720, 18852), (15710, 16464)]