21904138080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{32159}}^1$

素因数の和:32234

約数の個数: 288

約数和(自身を含む): 83442078720

約数和(自身を除く): 61537940640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 43, 44, 45, 48, 55, 60, 66, 72, 80, 86, 88, 90, 96, 99, 110, 120, 129, 132, 144, 160, 165, 172, 176, 180, 198, 215, 220, 240, 258, 264, 288, 330, 344, 352, 360, 387, 396, 430, 440, 473, 480, 495, 516, 528, 645, 660, 688, 720, 774, 792, 860, 880, 946, 990, 1032, 1056, 1290, 1320, 1376, 1419, 1440, 1548, 1584, 1720, 1760, 1892, 1935, 1980, 2064, 2365, 2580, 2640, 2838, 3096, 3168, 3440, 3784, 3870, 3960, 4128, 4257, 4730, 5160, 5280, 5676, 6192, 6880, 7095, 7568, 7740, 7920, 8514, 9460, 10320, 11352, 12384, 14190, 15136, 15480, 15840, 17028, 18920, 20640, 21285, 22704, 28380, 30960, 32159, 34056, 37840, 42570, 45408, 56760, 61920, 64318, 68112, 75680, 85140, 96477, 113520, 128636, 136224, 160795, 170280, 192954, 227040, 257272, 289431, 321590, 340560, 353749, 385908, 482385, 514544, 578862, 643180, 681120, 707498, 771816, 964770, 1029088, 1061247, 1157724, 1286360, 1382837, 1414996, 1447155, 1543632, 1768745, 1929540, 2122494, 2315448, 2572720, 2765674, 2829992, 2894310, 3087264, 3183741, 3537490, 3859080, 4148511, 4244988, 4630896, 5145440, 5306235, 5531348, 5659984, 5788620, 6367482, 6914185, 7074980, 7718160, 8297022, 8489976, 9261792, 10612470, 11062696, 11319968, 11577240, 12445533, 12734964, 13828370, 14149960, 15211207, 15436320, 15918705, 16594044, 16979952, 20742555, 21224940, 22125392, 23154480, 24891066, 25469928, 27656740, 28299920, 30422414, 31837410, 33188088, 33959904, 41485110, 42449880, 44250784, 45633621, 46308960, 49782132, 50939856, 55313480, 56599840, 60844828, 62227665, 63674820, 66376176, 76056035, 82970220, 84899760, 91267242, 99564264, 101879712, 110626960, 121689656, 124455330, 127349640, 132752352, 136900863, 152112070, 165940440, 169799520, 182534484, 199128528, 221253920, 228168105, 243379312, 248910660, 254699280, 273801726, 304224140, 331880880, 365068968, 398257056, 456336210, 486758624, 497821320, 509398560, 547603452, 608448280, 663761760, 684504315, 730137936, 912672420, 995642640, 1095206904, 1216896560, 1369008630, 1460275872, 1825344840, 1991285280, 2190413808, 2433793120, 2738017260, 3650689680, 4380827616, 5476034520, 7301379360, 10952069040, 21904138080]

約数ペア:

[(1, 21904138080), (2, 10952069040), (3, 7301379360), (4, 5476034520), (5, 4380827616), (6, 3650689680), (8, 2738017260), (9, 2433793120), (10, 2190413808), (11, 1991285280), (12, 1825344840), (15, 1460275872), (16, 1369008630), (18, 1216896560), (20, 1095206904), (22, 995642640), (24, 912672420), (30, 730137936), (32, 684504315), (33, 663761760), (36, 608448280), (40, 547603452), (43, 509398560), (44, 497821320), (45, 486758624), (48, 456336210), (55, 398257056), (60, 365068968), (66, 331880880), (72, 304224140), (80, 273801726), (86, 254699280), (88, 248910660), (90, 243379312), (96, 228168105), (99, 221253920), (110, 199128528), (120, 182534484), (129, 169799520), (132, 165940440), (144, 152112070), (160, 136900863), (165, 132752352), (172, 127349640), (176, 124455330), (180, 121689656), (198, 110626960), (215, 101879712), (220, 99564264), (240, 91267242), (258, 84899760), (264, 82970220), (288, 76056035), (330, 66376176), (344, 63674820), (352, 62227665), (360, 60844828), (387, 56599840), (396, 55313480), (430, 50939856), (440, 49782132), (473, 46308960), (480, 45633621), (495, 44250784), (516, 42449880), (528, 41485110), (645, 33959904), (660, 33188088), (688, 31837410), (720, 30422414), (774, 28299920), (792, 27656740), (860, 25469928), (880, 24891066), (946, 23154480), (990, 22125392), (1032, 21224940), (1056, 20742555), (1290, 16979952), (1320, 16594044), (1376, 15918705), (1419, 15436320), (1440, 15211207), (1548, 14149960), (1584, 13828370), (1720, 12734964), (1760, 12445533), (1892, 11577240), (1935, 11319968), (1980, 11062696), (2064, 10612470), (2365, 9261792), (2580, 8489976), (2640, 8297022), (2838, 7718160), (3096, 7074980), (3168, 6914185), (3440, 6367482), (3784, 5788620), (3870, 5659984), (3960, 5531348), (4128, 5306235), (4257, 5145440), (4730, 4630896), (5160, 4244988), (5280, 4148511), (5676, 3859080), (6192, 3537490), (6880, 3183741), (7095, 3087264), (7568, 2894310), (7740, 2829992), (7920, 2765674), (8514, 2572720), (9460, 2315448), (10320, 2122494), (11352, 1929540), (12384, 1768745), (14190, 1543632), (15136, 1447155), (15480, 1414996), (15840, 1382837), (17028, 1286360), (18920, 1157724), (20640, 1061247), (21285, 1029088), (22704, 964770), (28380, 771816), (30960, 707498), (32159, 681120), (34056, 643180), (37840, 578862), (42570, 514544), (45408, 482385), (56760, 385908), (61920, 353749), (64318, 340560), (68112, 321590), (75680, 289431), (85140, 257272), (96477, 227040), (113520, 192954), (128636, 170280), (136224, 160795)]