21136432240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4759}}^1$

素因数の和:4900

約数の個数: 240

約数和(自身を含む): 62980968960

約数和(自身を除く): 41844536720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 103, 110, 112, 140, 154, 176, 196, 206, 220, 245, 280, 308, 385, 392, 412, 440, 490, 515, 539, 560, 616, 721, 770, 784, 824, 880, 980, 1030, 1078, 1133, 1232, 1442, 1540, 1648, 1960, 2060, 2156, 2266, 2695, 2884, 3080, 3605, 3920, 4120, 4312, 4532, 4759, 5047, 5390, 5665, 5768, 6160, 7210, 7931, 8240, 8624, 9064, 9518, 10094, 10780, 11330, 11536, 14420, 15862, 18128, 19036, 20188, 21560, 22660, 23795, 25235, 28840, 31724, 33313, 38072, 39655, 40376, 43120, 45320, 47590, 50470, 52349, 55517, 57680, 63448, 66626, 76144, 79310, 80752, 90640, 95180, 100940, 104698, 111034, 126896, 133252, 158620, 166565, 190360, 201880, 209396, 222068, 233191, 261745, 266504, 277585, 317240, 333130, 366443, 380720, 403760, 418792, 444136, 466382, 490177, 523490, 533008, 555170, 634480, 666260, 732886, 837584, 888272, 932764, 980354, 1046980, 1110340, 1165955, 1332520, 1465772, 1832215, 1865528, 1960708, 2093960, 2220680, 2331910, 2450885, 2565101, 2665040, 2931544, 3431239, 3664430, 3731056, 3921416, 4187920, 4441360, 4663820, 4901770, 5130202, 5391947, 5863088, 6862478, 7328860, 7842832, 9327640, 9803540, 10260404, 10783894, 12825505, 13724956, 14657720, 17156195, 18655280, 19607080, 20520808, 21567788, 24018673, 25651010, 26959735, 27449912, 29315440, 34312390, 37743629, 39214160, 41041616, 43135576, 48037346, 51302020, 53919470, 54899824, 68624780, 75487258, 86271152, 96074692, 102604040, 107838940, 120093365, 137249560, 150974516, 188718145, 192149384, 205208080, 215677880, 240186730, 264205403, 274499120, 301949032, 377436290, 384298768, 431355760, 480373460, 528410806, 603898064, 754872580, 960746920, 1056821612, 1321027015, 1509745160, 1921493840, 2113643224, 2642054030, 3019490320, 4227286448, 5284108060, 10568216120, 21136432240]

約数ペア:

[(1, 21136432240), (2, 10568216120), (4, 5284108060), (5, 4227286448), (7, 3019490320), (8, 2642054030), (10, 2113643224), (11, 1921493840), (14, 1509745160), (16, 1321027015), (20, 1056821612), (22, 960746920), (28, 754872580), (35, 603898064), (40, 528410806), (44, 480373460), (49, 431355760), (55, 384298768), (56, 377436290), (70, 301949032), (77, 274499120), (80, 264205403), (88, 240186730), (98, 215677880), (103, 205208080), (110, 192149384), (112, 188718145), (140, 150974516), (154, 137249560), (176, 120093365), (196, 107838940), (206, 102604040), (220, 96074692), (245, 86271152), (280, 75487258), (308, 68624780), (385, 54899824), (392, 53919470), (412, 51302020), (440, 48037346), (490, 43135576), (515, 41041616), (539, 39214160), (560, 37743629), (616, 34312390), (721, 29315440), (770, 27449912), (784, 26959735), (824, 25651010), (880, 24018673), (980, 21567788), (1030, 20520808), (1078, 19607080), (1133, 18655280), (1232, 17156195), (1442, 14657720), (1540, 13724956), (1648, 12825505), (1960, 10783894), (2060, 10260404), (2156, 9803540), (2266, 9327640), (2695, 7842832), (2884, 7328860), (3080, 6862478), (3605, 5863088), (3920, 5391947), (4120, 5130202), (4312, 4901770), (4532, 4663820), (4759, 4441360), (5047, 4187920), (5390, 3921416), (5665, 3731056), (5768, 3664430), (6160, 3431239), (7210, 2931544), (7931, 2665040), (8240, 2565101), (8624, 2450885), (9064, 2331910), (9518, 2220680), (10094, 2093960), (10780, 1960708), (11330, 1865528), (11536, 1832215), (14420, 1465772), (15862, 1332520), (18128, 1165955), (19036, 1110340), (20188, 1046980), (21560, 980354), (22660, 932764), (23795, 888272), (25235, 837584), (28840, 732886), (31724, 666260), (33313, 634480), (38072, 555170), (39655, 533008), (40376, 523490), (43120, 490177), (45320, 466382), (47590, 444136), (50470, 418792), (52349, 403760), (55517, 380720), (57680, 366443), (63448, 333130), (66626, 317240), (76144, 277585), (79310, 266504), (80752, 261745), (90640, 233191), (95180, 222068), (100940, 209396), (104698, 201880), (111034, 190360), (126896, 166565), (133252, 158620)]