20284966080

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3709}}^1$

素因数の和:3949

約数の個数: 280

約数和(自身を含む): 72518717040

約数和(自身を除く): 52233750960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 211, 216, 240, 270, 288, 320, 324, 360, 405, 422, 432, 480, 540, 576, 633, 648, 720, 810, 844, 864, 960, 1055, 1080, 1266, 1296, 1440, 1620, 1688, 1728, 1899, 2110, 2160, 2532, 2592, 2880, 3165, 3240, 3376, 3709, 3798, 4220, 4320, 5064, 5184, 5697, 6330, 6480, 6752, 7418, 7596, 8440, 8640, 9495, 10128, 11127, 11394, 12660, 12960, 13504, 14836, 15192, 16880, 17091, 18545, 18990, 20256, 22254, 22788, 25320, 25920, 28485, 29672, 30384, 33381, 33760, 34182, 37090, 37980, 40512, 44508, 45576, 50640, 55635, 56970, 59344, 60768, 66762, 67520, 68364, 74180, 75960, 85455, 89016, 91152, 100143, 101280, 111270, 113940, 118688, 121536, 133524, 136728, 148360, 151920, 166905, 170910, 178032, 182304, 200286, 202560, 222540, 227880, 237376, 267048, 273456, 296720, 300429, 303840, 333810, 341820, 356064, 364608, 400572, 445080, 455760, 500715, 534096, 546912, 593440, 600858, 607680, 667620, 683640, 712128, 782599, 801144, 890160, 911520, 1001430, 1068192, 1093824, 1186880, 1201716, 1335240, 1367280, 1502145, 1565198, 1602288, 1780320, 1823040, 2002860, 2136384, 2347797, 2403432, 2670480, 2734560, 3004290, 3130396, 3204576, 3560640, 3912995, 4005720, 4695594, 4806864, 5340960, 5469120, 6008580, 6260792, 6409152, 7043391, 7825990, 8011440, 9391188, 9613728, 10681920, 11738985, 12017160, 12521584, 14086782, 15651980, 16022880, 18782376, 19227456, 21130173, 23477970, 24034320, 25043168, 28173564, 31303960, 32045760, 35216955, 37564752, 42260346, 46955940, 48068640, 50086336, 56347128, 62607920, 63390519, 70433910, 75129504, 84520692, 93911880, 96137280, 105650865, 112694256, 125215840, 126781038, 140867820, 150259008, 169041384, 187823760, 211301730, 225388512, 250431680, 253562076, 281735640, 316952595, 338082768, 375647520, 422603460, 450777024, 507124152, 563471280, 633905190, 676165536, 751295040, 845206920, 1014248304, 1126942560, 1267810380, 1352331072, 1690413840, 2028496608, 2253885120, 2535620760, 3380827680, 4056993216, 5071241520, 6761655360, 10142483040, 20284966080]

約数ペア:

[(1, 20284966080), (2, 10142483040), (3, 6761655360), (4, 5071241520), (5, 4056993216), (6, 3380827680), (8, 2535620760), (9, 2253885120), (10, 2028496608), (12, 1690413840), (15, 1352331072), (16, 1267810380), (18, 1126942560), (20, 1014248304), (24, 845206920), (27, 751295040), (30, 676165536), (32, 633905190), (36, 563471280), (40, 507124152), (45, 450777024), (48, 422603460), (54, 375647520), (60, 338082768), (64, 316952595), (72, 281735640), (80, 253562076), (81, 250431680), (90, 225388512), (96, 211301730), (108, 187823760), (120, 169041384), (135, 150259008), (144, 140867820), (160, 126781038), (162, 125215840), (180, 112694256), (192, 105650865), (211, 96137280), (216, 93911880), (240, 84520692), (270, 75129504), (288, 70433910), (320, 63390519), (324, 62607920), (360, 56347128), (405, 50086336), (422, 48068640), (432, 46955940), (480, 42260346), (540, 37564752), (576, 35216955), (633, 32045760), (648, 31303960), (720, 28173564), (810, 25043168), (844, 24034320), (864, 23477970), (960, 21130173), (1055, 19227456), (1080, 18782376), (1266, 16022880), (1296, 15651980), (1440, 14086782), (1620, 12521584), (1688, 12017160), (1728, 11738985), (1899, 10681920), (2110, 9613728), (2160, 9391188), (2532, 8011440), (2592, 7825990), (2880, 7043391), (3165, 6409152), (3240, 6260792), (3376, 6008580), (3709, 5469120), (3798, 5340960), (4220, 4806864), (4320, 4695594), (5064, 4005720), (5184, 3912995), (5697, 3560640), (6330, 3204576), (6480, 3130396), (6752, 3004290), (7418, 2734560), (7596, 2670480), (8440, 2403432), (8640, 2347797), (9495, 2136384), (10128, 2002860), (11127, 1823040), (11394, 1780320), (12660, 1602288), (12960, 1565198), (13504, 1502145), (14836, 1367280), (15192, 1335240), (16880, 1201716), (17091, 1186880), (18545, 1093824), (18990, 1068192), (20256, 1001430), (22254, 911520), (22788, 890160), (25320, 801144), (25920, 782599), (28485, 712128), (29672, 683640), (30384, 667620), (33381, 607680), (33760, 600858), (34182, 593440), (37090, 546912), (37980, 534096), (40512, 500715), (44508, 455760), (45576, 445080), (50640, 400572), (55635, 364608), (56970, 356064), (59344, 341820), (60768, 333810), (66762, 303840), (67520, 300429), (68364, 296720), (74180, 273456), (75960, 267048), (85455, 237376), (89016, 227880), (91152, 222540), (100143, 202560), (101280, 200286), (111270, 182304), (113940, 178032), (118688, 170910), (121536, 166905), (133524, 151920), (136728, 148360)]