18627840

素因数分解:

$2^8\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^1$

素因数の和:55

約数の個数: 432

約数和(自身を含む): 83885760

約数和(自身を除く): 65257920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 49, 54, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 96, 98, 99, 105, 108, 110, 112, 120, 126, 128, 132, 135, 140, 144, 147, 154, 160, 165, 168, 176, 180, 189, 192, 196, 198, 210, 216, 220, 224, 231, 240, 245, 252, 256, 264, 270, 280, 288, 294, 297, 308, 315, 320, 330, 336, 352, 360, 378, 384, 385, 392, 396, 420, 432, 440, 441, 448, 462, 480, 490, 495, 504, 528, 539, 540, 560, 576, 588, 594, 616, 630, 640, 660, 672, 693, 704, 720, 735, 756, 768, 770, 784, 792, 840, 864, 880, 882, 896, 924, 945, 960, 980, 990, 1008, 1056, 1078, 1080, 1120, 1152, 1155, 1176, 1188, 1232, 1260, 1280, 1320, 1323, 1344, 1386, 1408, 1440, 1470, 1485, 1512, 1540, 1568, 1584, 1617, 1680, 1728, 1760, 1764, 1792, 1848, 1890, 1920, 1960, 1980, 2016, 2079, 2112, 2156, 2160, 2205, 2240, 2304, 2310, 2352, 2376, 2464, 2520, 2640, 2646, 2688, 2695, 2772, 2816, 2880, 2940, 2970, 3024, 3080, 3136, 3168, 3234, 3360, 3456, 3465, 3520, 3528, 3696, 3780, 3840, 3920, 3960, 4032, 4158, 4224, 4312, 4320, 4410, 4480, 4620, 4704, 4752, 4851, 4928, 5040, 5280, 5292, 5376, 5390, 5544, 5760, 5880, 5940, 6048, 6160, 6272, 6336, 6468, 6615, 6720, 6912, 6930, 7040, 7056, 7392, 7560, 7840, 7920, 8064, 8085, 8316, 8448, 8624, 8640, 8820, 8960, 9240, 9408, 9504, 9702, 9856, 10080, 10395, 10560, 10584, 10780, 11088, 11520, 11760, 11880, 12096, 12320, 12544, 12672, 12936, 13230, 13440, 13860, 14080, 14112, 14553, 14784, 15120, 15680, 15840, 16128, 16170, 16632, 17248, 17280, 17640, 18480, 18816, 19008, 19404, 19712, 20160, 20790, 21120, 21168, 21560, 22176, 23520, 23760, 24192, 24255, 24640, 25344, 25872, 26460, 26880, 27720, 28224, 29106, 29568, 30240, 31360, 31680, 32340, 33264, 34496, 34560, 35280, 36960, 37632, 38016, 38808, 40320, 41580, 42240, 42336, 43120, 44352, 47040, 47520, 48384, 48510, 49280, 51744, 52920, 55440, 56448, 58212, 59136, 60480, 62720, 63360, 64680, 66528, 68992, 70560, 72765, 73920, 76032, 77616, 80640, 83160, 84672, 86240, 88704, 94080, 95040, 97020, 98560, 103488, 105840, 110880, 112896, 116424, 120960, 126720, 129360, 133056, 137984, 141120, 145530, 147840, 155232, 166320, 169344, 172480, 177408, 188160, 190080, 194040, 206976, 211680, 221760, 232848, 241920, 258720, 266112, 282240, 291060, 295680, 310464, 332640, 338688, 344960, 380160, 388080, 413952, 423360, 443520, 465696, 517440, 532224, 564480, 582120, 620928, 665280, 689920, 776160, 846720, 887040, 931392, 1034880, 1164240, 1241856, 1330560, 1552320, 1693440, 1862784, 2069760, 2328480, 2661120, 3104640, 3725568, 4656960, 6209280, 9313920, 18627840]

約数ペア:

[(1, 18627840), (2, 9313920), (3, 6209280), (4, 4656960), (5, 3725568), (6, 3104640), (7, 2661120), (8, 2328480), (9, 2069760), (10, 1862784), (11, 1693440), (12, 1552320), (14, 1330560), (15, 1241856), (16, 1164240), (18, 1034880), (20, 931392), (21, 887040), (22, 846720), (24, 776160), (27, 689920), (28, 665280), (30, 620928), (32, 582120), (33, 564480), (35, 532224), (36, 517440), (40, 465696), (42, 443520), (44, 423360), (45, 413952), (48, 388080), (49, 380160), (54, 344960), (55, 338688), (56, 332640), (60, 310464), (63, 295680), (64, 291060), (66, 282240), (70, 266112), (72, 258720), (77, 241920), (80, 232848), (84, 221760), (88, 211680), (90, 206976), (96, 194040), (98, 190080), (99, 188160), (105, 177408), (108, 172480), (110, 169344), (112, 166320), (120, 155232), (126, 147840), (128, 145530), (132, 141120), (135, 137984), (140, 133056), (144, 129360), (147, 126720), (154, 120960), (160, 116424), (165, 112896), (168, 110880), (176, 105840), (180, 103488), (189, 98560), (192, 97020), (196, 95040), (198, 94080), (210, 88704), (216, 86240), (220, 84672), (224, 83160), (231, 80640), (240, 77616), (245, 76032), (252, 73920), (256, 72765), (264, 70560), (270, 68992), (280, 66528), (288, 64680), (294, 63360), (297, 62720), (308, 60480), (315, 59136), (320, 58212), (330, 56448), (336, 55440), (352, 52920), (360, 51744), (378, 49280), (384, 48510), (385, 48384), (392, 47520), (396, 47040), (420, 44352), (432, 43120), (440, 42336), (441, 42240), (448, 41580), (462, 40320), (480, 38808), (490, 38016), (495, 37632), (504, 36960), (528, 35280), (539, 34560), (540, 34496), (560, 33264), (576, 32340), (588, 31680), (594, 31360), (616, 30240), (630, 29568), (640, 29106), (660, 28224), (672, 27720), (693, 26880), (704, 26460), (720, 25872), (735, 25344), (756, 24640), (768, 24255), (770, 24192), (784, 23760), (792, 23520), (840, 22176), (864, 21560), (880, 21168), (882, 21120), (896, 20790), (924, 20160), (945, 19712), (960, 19404), (980, 19008), (990, 18816), (1008, 18480), (1056, 17640), (1078, 17280), (1080, 17248), (1120, 16632), (1152, 16170), (1155, 16128), (1176, 15840), (1188, 15680), (1232, 15120), (1260, 14784), (1280, 14553), (1320, 14112), (1323, 14080), (1344, 13860), (1386, 13440), (1408, 13230), (1440, 12936), (1470, 12672), (1485, 12544), (1512, 12320), (1540, 12096), (1568, 11880), (1584, 11760), (1617, 11520), (1680, 11088), (1728, 10780), (1760, 10584), (1764, 10560), (1792, 10395), (1848, 10080), (1890, 9856), (1920, 9702), (1960, 9504), (1980, 9408), (2016, 9240), (2079, 8960), (2112, 8820), (2156, 8640), (2160, 8624), (2205, 8448), (2240, 8316), (2304, 8085), (2310, 8064), (2352, 7920), (2376, 7840), (2464, 7560), (2520, 7392), (2640, 7056), (2646, 7040), (2688, 6930), (2695, 6912), (2772, 6720), (2816, 6615), (2880, 6468), (2940, 6336), (2970, 6272), (3024, 6160), (3080, 6048), (3136, 5940), (3168, 5880), (3234, 5760), (3360, 5544), (3456, 5390), (3465, 5376), (3520, 5292), (3528, 5280), (3696, 5040), (3780, 4928), (3840, 4851), (3920, 4752), (3960, 4704), (4032, 4620), (4158, 4480), (4224, 4410), (4312, 4320)]