28894284720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{818999}}^1$

素因数の和:819032

約数の個数: 180

約数和(自身を含む): 112879494000

約数和(自身を除く): 83985209280

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, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 818999, 1637998, 2456997, 3275996, 4094995, 4913994, 5732993, 6551992, 7370991, 8189990, 9827988, 11465986, 12284985, 13103984, 14741982, 16379980, 17198979, 19655976, 22931972, 24569970, 28664965, 29483964, 32759960, 34397958, 36854955, 39311952, 40130951, 45863944, 49139940, 51596937, 57329930, 58967928, 65519920, 68795916, 73709910, 80261902, 85994895, 91727888, 98279880, 103193874, 114659860, 117935856, 120392853, 137591832, 147419820, 160523804, 171989790, 196559760, 200654755, 206387748, 229319720, 240785706, 257984685, 275183664, 294839640, 321047608, 343979580, 361178559, 401309510, 412775496, 458639440, 481571412, 515969370, 589679280, 601964265, 642095216, 687959160, 722357118, 802619020, 825550992, 963142824, 1031938740, 1203928530, 1375918320, 1444714236, 1605238040, 1805892795, 1926285648, 2063877480, 2407857060, 2889428472, 3210476080, 3611785590, 4127754960, 4815714120, 5778856944, 7223571180, 9631428240, 14447142360, 28894284720]

約数ペア:

[(1, 28894284720), (2, 14447142360), (3, 9631428240), (4, 7223571180), (5, 5778856944), (6, 4815714120), (7, 4127754960), (8, 3611785590), (9, 3210476080), (10, 2889428472), (12, 2407857060), (14, 2063877480), (15, 1926285648), (16, 1805892795), (18, 1605238040), (20, 1444714236), (21, 1375918320), (24, 1203928530), (28, 1031938740), (30, 963142824), (35, 825550992), (36, 802619020), (40, 722357118), (42, 687959160), (45, 642095216), (48, 601964265), (49, 589679280), (56, 515969370), (60, 481571412), (63, 458639440), (70, 412775496), (72, 401309510), (80, 361178559), (84, 343979580), (90, 321047608), (98, 294839640), (105, 275183664), (112, 257984685), (120, 240785706), (126, 229319720), (140, 206387748), (144, 200654755), (147, 196559760), (168, 171989790), (180, 160523804), (196, 147419820), (210, 137591832), (240, 120392853), (245, 117935856), (252, 114659860), (280, 103193874), (294, 98279880), (315, 91727888), (336, 85994895), (360, 80261902), (392, 73709910), (420, 68795916), (441, 65519920), (490, 58967928), (504, 57329930), (560, 51596937), (588, 49139940), (630, 45863944), (720, 40130951), (735, 39311952), (784, 36854955), (840, 34397958), (882, 32759960), (980, 29483964), (1008, 28664965), (1176, 24569970), (1260, 22931972), (1470, 19655976), (1680, 17198979), (1764, 16379980), (1960, 14741982), (2205, 13103984), (2352, 12284985), (2520, 11465986), (2940, 9827988), (3528, 8189990), (3920, 7370991), (4410, 6551992), (5040, 5732993), (5880, 4913994), (7056, 4094995), (8820, 3275996), (11760, 2456997), (17640, 1637998), (35280, 818999)]