20951010240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:500

約数の個数: 448

約数和(自身を含む): 72051793920

約数和(自身を除く): 51100783680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 53, 60, 62, 64, 74, 80, 93, 96, 106, 111, 120, 124, 148, 155, 159, 160, 185, 186, 192, 212, 222, 240, 248, 265, 296, 310, 318, 320, 359, 370, 372, 424, 444, 465, 480, 496, 530, 555, 592, 620, 636, 718, 740, 744, 795, 848, 888, 930, 960, 992, 1060, 1077, 1110, 1147, 1184, 1240, 1272, 1436, 1480, 1488, 1590, 1643, 1696, 1776, 1795, 1860, 1961, 1984, 2120, 2154, 2220, 2294, 2368, 2480, 2544, 2872, 2960, 2976, 3180, 3286, 3392, 3441, 3552, 3590, 3720, 3922, 4240, 4308, 4440, 4588, 4929, 4960, 5088, 5385, 5735, 5744, 5883, 5920, 5952, 6360, 6572, 6882, 7104, 7180, 7440, 7844, 8215, 8480, 8616, 8880, 9176, 9805, 9858, 9920, 10176, 10770, 11129, 11470, 11488, 11766, 11840, 12720, 13144, 13283, 13764, 14360, 14880, 15688, 16430, 16960, 17205, 17232, 17760, 18352, 19027, 19610, 19716, 21540, 22258, 22940, 22976, 23532, 24645, 25440, 26288, 26566, 27528, 28720, 29415, 29760, 31376, 32860, 33387, 34410, 34464, 35520, 36704, 38054, 39220, 39432, 39849, 43080, 44516, 45880, 47064, 49290, 50880, 52576, 53132, 55056, 55645, 57081, 57440, 58830, 60791, 62752, 65720, 66415, 66774, 68820, 68928, 73408, 76108, 78440, 78864, 79698, 86160, 89032, 91760, 94128, 95135, 98580, 105152, 106264, 110112, 111290, 114162, 114880, 117660, 121582, 125504, 131440, 132830, 133548, 137640, 152216, 156880, 157728, 159396, 166935, 172320, 178064, 182373, 183520, 188256, 190270, 197160, 199245, 212528, 220224, 222580, 228324, 235320, 243164, 262880, 265660, 267096, 275280, 285405, 303955, 304432, 313760, 315456, 318792, 333870, 344640, 356128, 364746, 367040, 376512, 380540, 394320, 398490, 411773, 425056, 445160, 456648, 470640, 486328, 525760, 531320, 534192, 550560, 570810, 589837, 607910, 608864, 627520, 637584, 667740, 703999, 712256, 729492, 761080, 788640, 796980, 823546, 850112, 890320, 911865, 913296, 941280, 972656, 1062640, 1068384, 1101120, 1141620, 1179674, 1215820, 1217728, 1235319, 1275168, 1335480, 1407998, 1458984, 1522160, 1577280, 1593960, 1647092, 1769511, 1780640, 1823730, 1826592, 1882560, 1945312, 2058865, 2111997, 2125280, 2136768, 2283240, 2359348, 2431640, 2470638, 2550336, 2670960, 2815996, 2917968, 2949185, 3044320, 3187920, 3294184, 3519995, 3539022, 3561280, 3647460, 3653184, 3890624, 4117730, 4223994, 4250560, 4566480, 4718696, 4863280, 4941276, 5341920, 5631992, 5835936, 5898370, 6088640, 6176595, 6375840, 6588368, 7039990, 7078044, 7294920, 8235460, 8447988, 8847555, 9132960, 9437392, 9726560, 9882552, 10559985, 10683840, 11263984, 11671872, 11796740, 12353190, 12751680, 13176736, 14079980, 14156088, 14589840, 16470920, 16895976, 17695110, 18265920, 18874784, 19453120, 19765104, 21119970, 21823969, 22527968, 23593480, 24706380, 26353472, 28159960, 28312176, 29179680, 32941840, 33791952, 35390220, 37749568, 39530208, 42239940, 43647938, 45055936, 47186960, 49412760, 56319920, 56624352, 58359360, 65471907, 65883680, 67583904, 70780440, 79060416, 84479880, 87295876, 94373920, 98825520, 109119845, 112639840, 113248704, 130943814, 131767360, 135167808, 141560880, 168959760, 174591752, 188747840, 197651040, 218239690, 225279680, 261887628, 283121760, 327359535, 337919520, 349183504, 395302080, 436479380, 523775256, 566243520, 654719070, 675839040, 698367008, 872958760, 1047550512, 1309438140, 1396734016, 1745917520, 2095101024, 2618876280, 3491835040, 4190202048, 5237752560, 6983670080, 10475505120, 20951010240]

約数ペア:

[(1, 20951010240), (2, 10475505120), (3, 6983670080), (4, 5237752560), (5, 4190202048), (6, 3491835040), (8, 2618876280), (10, 2095101024), (12, 1745917520), (15, 1396734016), (16, 1309438140), (20, 1047550512), (24, 872958760), (30, 698367008), (31, 675839040), (32, 654719070), (37, 566243520), (40, 523775256), (48, 436479380), (53, 395302080), (60, 349183504), (62, 337919520), (64, 327359535), (74, 283121760), (80, 261887628), (93, 225279680), (96, 218239690), (106, 197651040), (111, 188747840), (120, 174591752), (124, 168959760), (148, 141560880), (155, 135167808), (159, 131767360), (160, 130943814), (185, 113248704), (186, 112639840), (192, 109119845), (212, 98825520), (222, 94373920), (240, 87295876), (248, 84479880), (265, 79060416), (296, 70780440), (310, 67583904), (318, 65883680), (320, 65471907), (359, 58359360), (370, 56624352), (372, 56319920), (424, 49412760), (444, 47186960), (465, 45055936), (480, 43647938), (496, 42239940), (530, 39530208), (555, 37749568), (592, 35390220), (620, 33791952), (636, 32941840), (718, 29179680), (740, 28312176), (744, 28159960), (795, 26353472), (848, 24706380), (888, 23593480), (930, 22527968), (960, 21823969), (992, 21119970), (1060, 19765104), (1077, 19453120), (1110, 18874784), (1147, 18265920), (1184, 17695110), (1240, 16895976), (1272, 16470920), (1436, 14589840), (1480, 14156088), (1488, 14079980), (1590, 13176736), (1643, 12751680), (1696, 12353190), (1776, 11796740), (1795, 11671872), (1860, 11263984), (1961, 10683840), (1984, 10559985), (2120, 9882552), (2154, 9726560), (2220, 9437392), (2294, 9132960), (2368, 8847555), (2480, 8447988), (2544, 8235460), (2872, 7294920), (2960, 7078044), (2976, 7039990), (3180, 6588368), (3286, 6375840), (3392, 6176595), (3441, 6088640), (3552, 5898370), (3590, 5835936), (3720, 5631992), (3922, 5341920), (4240, 4941276), (4308, 4863280), (4440, 4718696), (4588, 4566480), (4929, 4250560), (4960, 4223994), (5088, 4117730), (5385, 3890624), (5735, 3653184), (5744, 3647460), (5883, 3561280), (5920, 3539022), (5952, 3519995), (6360, 3294184), (6572, 3187920), (6882, 3044320), (7104, 2949185), (7180, 2917968), (7440, 2815996), (7844, 2670960), (8215, 2550336), (8480, 2470638), (8616, 2431640), (8880, 2359348), (9176, 2283240), (9805, 2136768), (9858, 2125280), (9920, 2111997), (10176, 2058865), (10770, 1945312), (11129, 1882560), (11470, 1826592), (11488, 1823730), (11766, 1780640), (11840, 1769511), (12720, 1647092), (13144, 1593960), (13283, 1577280), (13764, 1522160), (14360, 1458984), (14880, 1407998), (15688, 1335480), (16430, 1275168), (16960, 1235319), (17205, 1217728), (17232, 1215820), (17760, 1179674), (18352, 1141620), (19027, 1101120), (19610, 1068384), (19716, 1062640), (21540, 972656), (22258, 941280), (22940, 913296), (22976, 911865), (23532, 890320), (24645, 850112), (25440, 823546), (26288, 796980), (26566, 788640), (27528, 761080), (28720, 729492), (29415, 712256), (29760, 703999), (31376, 667740), (32860, 637584), (33387, 627520), (34410, 608864), (34464, 607910), (35520, 589837), (36704, 570810), (38054, 550560), (39220, 534192), (39432, 531320), (39849, 525760), (43080, 486328), (44516, 470640), (45880, 456648), (47064, 445160), (49290, 425056), (50880, 411773), (52576, 398490), (53132, 394320), (55056, 380540), (55645, 376512), (57081, 367040), (57440, 364746), (58830, 356128), (60791, 344640), (62752, 333870), (65720, 318792), (66415, 315456), (66774, 313760), (68820, 304432), (68928, 303955), (73408, 285405), (76108, 275280), (78440, 267096), (78864, 265660), (79698, 262880), (86160, 243164), (89032, 235320), (91760, 228324), (94128, 222580), (95135, 220224), (98580, 212528), (105152, 199245), (106264, 197160), (110112, 190270), (111290, 188256), (114162, 183520), (114880, 182373), (117660, 178064), (121582, 172320), (125504, 166935), (131440, 159396), (132830, 157728), (133548, 156880), (137640, 152216)]