20623680

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 448

約数和(自身を含む): 93634560

約数和(自身を除く): 73010880

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, 31, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 62, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 93, 96, 99, 105, 108, 110, 112, 120, 124, 126, 132, 135, 140, 144, 154, 155, 160, 165, 168, 176, 180, 186, 189, 192, 198, 210, 216, 217, 220, 224, 231, 240, 248, 252, 264, 270, 279, 280, 288, 297, 308, 310, 315, 320, 330, 336, 341, 352, 360, 372, 378, 385, 396, 420, 432, 434, 440, 448, 462, 465, 480, 495, 496, 504, 528, 540, 558, 560, 576, 594, 616, 620, 630, 651, 660, 672, 682, 693, 704, 720, 744, 756, 770, 792, 837, 840, 864, 868, 880, 924, 930, 945, 960, 990, 992, 1008, 1023, 1056, 1080, 1085, 1116, 1120, 1155, 1188, 1232, 1240, 1260, 1302, 1320, 1344, 1364, 1386, 1395, 1440, 1485, 1488, 1512, 1540, 1584, 1674, 1680, 1705, 1728, 1736, 1760, 1848, 1860, 1890, 1953, 1980, 1984, 2016, 2046, 2079, 2112, 2160, 2170, 2232, 2240, 2310, 2376, 2387, 2464, 2480, 2520, 2604, 2640, 2728, 2772, 2790, 2880, 2970, 2976, 3024, 3069, 3080, 3168, 3255, 3348, 3360, 3410, 3465, 3472, 3520, 3696, 3720, 3780, 3906, 3960, 4032, 4092, 4158, 4185, 4320, 4340, 4464, 4620, 4752, 4774, 4928, 4960, 5040, 5115, 5208, 5280, 5456, 5544, 5580, 5859, 5940, 5952, 6048, 6138, 6160, 6336, 6510, 6696, 6720, 6820, 6930, 6944, 7161, 7392, 7440, 7560, 7812, 7920, 8184, 8316, 8370, 8640, 8680, 8928, 9207, 9240, 9504, 9548, 9765, 9920, 10080, 10230, 10395, 10416, 10560, 10912, 11088, 11160, 11718, 11880, 11935, 12096, 12276, 12320, 13020, 13392, 13640, 13860, 13888, 14322, 14784, 14880, 15120, 15345, 15624, 15840, 16368, 16632, 16740, 17360, 17856, 18414, 18480, 19008, 19096, 19530, 20160, 20460, 20790, 20832, 21483, 21824, 22176, 22320, 23436, 23760, 23870, 24552, 24640, 26040, 26784, 27280, 27720, 28644, 29295, 29760, 30240, 30690, 31248, 31680, 32736, 33264, 33480, 34720, 35805, 36828, 36960, 38192, 39060, 40920, 41580, 41664, 42966, 44352, 44640, 46035, 46872, 47520, 47740, 49104, 52080, 53568, 54560, 55440, 57288, 58590, 60480, 61380, 62496, 64449, 65472, 66528, 66960, 69440, 71610, 73656, 73920, 76384, 78120, 81840, 83160, 85932, 89280, 92070, 93744, 95040, 95480, 98208, 104160, 107415, 109120, 110880, 114576, 117180, 122760, 124992, 128898, 133056, 133920, 143220, 147312, 152768, 156240, 163680, 166320, 171864, 184140, 187488, 190960, 196416, 208320, 214830, 221760, 229152, 234360, 245520, 257796, 267840, 286440, 294624, 312480, 322245, 327360, 332640, 343728, 368280, 374976, 381920, 429660, 458304, 468720, 491040, 515592, 572880, 589248, 624960, 644490, 665280, 687456, 736560, 763840, 859320, 937440, 982080, 1031184, 1145760, 1288980, 1374912, 1473120, 1718640, 1874880, 2062368, 2291520, 2577960, 2946240, 3437280, 4124736, 5155920, 6874560, 10311840, 20623680]

約数ペア:

[(1, 20623680), (2, 10311840), (3, 6874560), (4, 5155920), (5, 4124736), (6, 3437280), (7, 2946240), (8, 2577960), (9, 2291520), (10, 2062368), (11, 1874880), (12, 1718640), (14, 1473120), (15, 1374912), (16, 1288980), (18, 1145760), (20, 1031184), (21, 982080), (22, 937440), (24, 859320), (27, 763840), (28, 736560), (30, 687456), (31, 665280), (32, 644490), (33, 624960), (35, 589248), (36, 572880), (40, 515592), (42, 491040), (44, 468720), (45, 458304), (48, 429660), (54, 381920), (55, 374976), (56, 368280), (60, 343728), (62, 332640), (63, 327360), (64, 322245), (66, 312480), (70, 294624), (72, 286440), (77, 267840), (80, 257796), (84, 245520), (88, 234360), (90, 229152), (93, 221760), (96, 214830), (99, 208320), (105, 196416), (108, 190960), (110, 187488), (112, 184140), (120, 171864), (124, 166320), (126, 163680), (132, 156240), (135, 152768), (140, 147312), (144, 143220), (154, 133920), (155, 133056), (160, 128898), (165, 124992), (168, 122760), (176, 117180), (180, 114576), (186, 110880), (189, 109120), (192, 107415), (198, 104160), (210, 98208), (216, 95480), (217, 95040), (220, 93744), (224, 92070), (231, 89280), (240, 85932), (248, 83160), (252, 81840), (264, 78120), (270, 76384), (279, 73920), (280, 73656), (288, 71610), (297, 69440), (308, 66960), (310, 66528), (315, 65472), (320, 64449), (330, 62496), (336, 61380), (341, 60480), (352, 58590), (360, 57288), (372, 55440), (378, 54560), (385, 53568), (396, 52080), (420, 49104), (432, 47740), (434, 47520), (440, 46872), (448, 46035), (462, 44640), (465, 44352), (480, 42966), (495, 41664), (496, 41580), (504, 40920), (528, 39060), (540, 38192), (558, 36960), (560, 36828), (576, 35805), (594, 34720), (616, 33480), (620, 33264), (630, 32736), (651, 31680), (660, 31248), (672, 30690), (682, 30240), (693, 29760), (704, 29295), (720, 28644), (744, 27720), (756, 27280), (770, 26784), (792, 26040), (837, 24640), (840, 24552), (864, 23870), (868, 23760), (880, 23436), (924, 22320), (930, 22176), (945, 21824), (960, 21483), (990, 20832), (992, 20790), (1008, 20460), (1023, 20160), (1056, 19530), (1080, 19096), (1085, 19008), (1116, 18480), (1120, 18414), (1155, 17856), (1188, 17360), (1232, 16740), (1240, 16632), (1260, 16368), (1302, 15840), (1320, 15624), (1344, 15345), (1364, 15120), (1386, 14880), (1395, 14784), (1440, 14322), (1485, 13888), (1488, 13860), (1512, 13640), (1540, 13392), (1584, 13020), (1674, 12320), (1680, 12276), (1705, 12096), (1728, 11935), (1736, 11880), (1760, 11718), (1848, 11160), (1860, 11088), (1890, 10912), (1953, 10560), (1980, 10416), (1984, 10395), (2016, 10230), (2046, 10080), (2079, 9920), (2112, 9765), (2160, 9548), (2170, 9504), (2232, 9240), (2240, 9207), (2310, 8928), (2376, 8680), (2387, 8640), (2464, 8370), (2480, 8316), (2520, 8184), (2604, 7920), (2640, 7812), (2728, 7560), (2772, 7440), (2790, 7392), (2880, 7161), (2970, 6944), (2976, 6930), (3024, 6820), (3069, 6720), (3080, 6696), (3168, 6510), (3255, 6336), (3348, 6160), (3360, 6138), (3410, 6048), (3465, 5952), (3472, 5940), (3520, 5859), (3696, 5580), (3720, 5544), (3780, 5456), (3906, 5280), (3960, 5208), (4032, 5115), (4092, 5040), (4158, 4960), (4185, 4928), (4320, 4774), (4340, 4752), (4464, 4620)]