20520427680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2287}}^1$

素因数の和:2409

約数の個数: 384

約数和(自身を含む): 75277762560

約数和(自身を除く): 54757334880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 67, 72, 80, 90, 93, 96, 108, 120, 124, 134, 135, 144, 155, 160, 180, 186, 201, 216, 240, 248, 268, 270, 279, 288, 310, 335, 360, 372, 402, 432, 465, 480, 496, 536, 540, 558, 603, 620, 670, 720, 744, 804, 837, 864, 930, 992, 1005, 1072, 1080, 1116, 1206, 1240, 1340, 1395, 1440, 1488, 1608, 1674, 1809, 1860, 2010, 2077, 2144, 2160, 2232, 2287, 2412, 2480, 2680, 2790, 2976, 3015, 3216, 3348, 3618, 3720, 4020, 4154, 4185, 4320, 4464, 4574, 4824, 4960, 5360, 5580, 6030, 6231, 6432, 6696, 6861, 7236, 7440, 8040, 8308, 8370, 8928, 9045, 9148, 9648, 10385, 10720, 11160, 11435, 12060, 12462, 13392, 13722, 14472, 14880, 16080, 16616, 16740, 18090, 18296, 18693, 19296, 20583, 20770, 22320, 22870, 24120, 24924, 26784, 27444, 28944, 31155, 32160, 33232, 33480, 34305, 36180, 36592, 37386, 41166, 41540, 44640, 45740, 48240, 49848, 54888, 56079, 57888, 61749, 62310, 66464, 66960, 68610, 70897, 72360, 73184, 74772, 82332, 83080, 91480, 93465, 96480, 99696, 102915, 109776, 112158, 123498, 124620, 133920, 137220, 141794, 144720, 149544, 153229, 164664, 166160, 182960, 186930, 199392, 205830, 212691, 219552, 224316, 246996, 249240, 274440, 280395, 283588, 289440, 299088, 306458, 308745, 329328, 332320, 354485, 365920, 373860, 411660, 425382, 448632, 459687, 493992, 498480, 548880, 560790, 567176, 598176, 612916, 617490, 638073, 658656, 708970, 747720, 766145, 823320, 850764, 897264, 919374, 987984, 996960, 1063455, 1097760, 1121580, 1134352, 1225832, 1234980, 1276146, 1379061, 1417940, 1495440, 1532290, 1646640, 1701528, 1794528, 1838748, 1914219, 1975968, 2126910, 2243160, 2268704, 2298435, 2451664, 2469960, 2552292, 2758122, 2835880, 2990880, 3064580, 3190365, 3293280, 3403056, 3677496, 3828438, 4137183, 4253820, 4486320, 4596870, 4750099, 4903328, 4939920, 5104584, 5516244, 5671760, 6129160, 6380730, 6806112, 6895305, 7354992, 7656876, 8274366, 8507640, 8972640, 9193740, 9500198, 9571095, 9879840, 10209168, 11032488, 11343520, 12258320, 12761460, 13790610, 14250297, 14709984, 15313752, 16548732, 17015280, 18387480, 19000396, 19142190, 20418336, 20685915, 22064976, 23750495, 24516640, 25522920, 27581220, 28500594, 30627504, 33097464, 34030560, 36774960, 38000792, 38284380, 41371830, 42750891, 44129952, 47500990, 51045840, 55162440, 57001188, 61255008, 66194928, 71251485, 73549920, 76001584, 76568760, 82743660, 85501782, 95001980, 102091680, 110324880, 114002376, 128252673, 132389856, 142502970, 152003168, 153137520, 165487320, 171003564, 190003960, 213754455, 220649760, 228004752, 256505346, 285005940, 306275040, 330974640, 342007128, 380007920, 427508910, 456009504, 513010692, 570011880, 641263365, 661949280, 684014256, 760015840, 855017820, 1026021384, 1140023760, 1282526730, 1368028512, 1710035640, 2052042768, 2280047520, 2565053460, 3420071280, 4104085536, 5130106920, 6840142560, 10260213840, 20520427680]

約数ペア:

[(1, 20520427680), (2, 10260213840), (3, 6840142560), (4, 5130106920), (5, 4104085536), (6, 3420071280), (8, 2565053460), (9, 2280047520), (10, 2052042768), (12, 1710035640), (15, 1368028512), (16, 1282526730), (18, 1140023760), (20, 1026021384), (24, 855017820), (27, 760015840), (30, 684014256), (31, 661949280), (32, 641263365), (36, 570011880), (40, 513010692), (45, 456009504), (48, 427508910), (54, 380007920), (60, 342007128), (62, 330974640), (67, 306275040), (72, 285005940), (80, 256505346), (90, 228004752), (93, 220649760), (96, 213754455), (108, 190003960), (120, 171003564), (124, 165487320), (134, 153137520), (135, 152003168), (144, 142502970), (155, 132389856), (160, 128252673), (180, 114002376), (186, 110324880), (201, 102091680), (216, 95001980), (240, 85501782), (248, 82743660), (268, 76568760), (270, 76001584), (279, 73549920), (288, 71251485), (310, 66194928), (335, 61255008), (360, 57001188), (372, 55162440), (402, 51045840), (432, 47500990), (465, 44129952), (480, 42750891), (496, 41371830), (536, 38284380), (540, 38000792), (558, 36774960), (603, 34030560), (620, 33097464), (670, 30627504), (720, 28500594), (744, 27581220), (804, 25522920), (837, 24516640), (864, 23750495), (930, 22064976), (992, 20685915), (1005, 20418336), (1072, 19142190), (1080, 19000396), (1116, 18387480), (1206, 17015280), (1240, 16548732), (1340, 15313752), (1395, 14709984), (1440, 14250297), (1488, 13790610), (1608, 12761460), (1674, 12258320), (1809, 11343520), (1860, 11032488), (2010, 10209168), (2077, 9879840), (2144, 9571095), (2160, 9500198), (2232, 9193740), (2287, 8972640), (2412, 8507640), (2480, 8274366), (2680, 7656876), (2790, 7354992), (2976, 6895305), (3015, 6806112), (3216, 6380730), (3348, 6129160), (3618, 5671760), (3720, 5516244), (4020, 5104584), (4154, 4939920), (4185, 4903328), (4320, 4750099), (4464, 4596870), (4574, 4486320), (4824, 4253820), (4960, 4137183), (5360, 3828438), (5580, 3677496), (6030, 3403056), (6231, 3293280), (6432, 3190365), (6696, 3064580), (6861, 2990880), (7236, 2835880), (7440, 2758122), (8040, 2552292), (8308, 2469960), (8370, 2451664), (8928, 2298435), (9045, 2268704), (9148, 2243160), (9648, 2126910), (10385, 1975968), (10720, 1914219), (11160, 1838748), (11435, 1794528), (12060, 1701528), (12462, 1646640), (13392, 1532290), (13722, 1495440), (14472, 1417940), (14880, 1379061), (16080, 1276146), (16616, 1234980), (16740, 1225832), (18090, 1134352), (18296, 1121580), (18693, 1097760), (19296, 1063455), (20583, 996960), (20770, 987984), (22320, 919374), (22870, 897264), (24120, 850764), (24924, 823320), (26784, 766145), (27444, 747720), (28944, 708970), (31155, 658656), (32160, 638073), (33232, 617490), (33480, 612916), (34305, 598176), (36180, 567176), (36592, 560790), (37386, 548880), (41166, 498480), (41540, 493992), (44640, 459687), (45740, 448632), (48240, 425382), (49848, 411660), (54888, 373860), (56079, 365920), (57888, 354485), (61749, 332320), (62310, 329328), (66464, 308745), (66960, 306458), (68610, 299088), (70897, 289440), (72360, 283588), (73184, 280395), (74772, 274440), (82332, 249240), (83080, 246996), (91480, 224316), (93465, 219552), (96480, 212691), (99696, 205830), (102915, 199392), (109776, 186930), (112158, 182960), (123498, 166160), (124620, 164664), (133920, 153229), (137220, 149544), (141794, 144720)]