20919941280

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2714

約数の個数: 480

約数和(自身を含む): 85358085120

約数和(自身を除く): 64438143840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 89, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 178, 180, 189, 210, 216, 224, 240, 252, 267, 270, 280, 288, 315, 324, 336, 356, 360, 378, 405, 420, 432, 445, 480, 504, 534, 540, 560, 567, 623, 630, 648, 672, 712, 720, 756, 801, 810, 840, 864, 890, 945, 1008, 1068, 1080, 1120, 1134, 1246, 1260, 1296, 1335, 1424, 1440, 1512, 1602, 1620, 1680, 1780, 1869, 1890, 2016, 2136, 2160, 2268, 2403, 2492, 2520, 2591, 2592, 2670, 2835, 2848, 3024, 3115, 3204, 3240, 3360, 3560, 3738, 3780, 4005, 4272, 4320, 4536, 4806, 4984, 5040, 5182, 5340, 5607, 5670, 6048, 6230, 6408, 6480, 7120, 7209, 7476, 7560, 7773, 8010, 8544, 9072, 9345, 9612, 9968, 10080, 10364, 10680, 11214, 11340, 12015, 12460, 12816, 12955, 12960, 14240, 14418, 14952, 15120, 15546, 16020, 16821, 18137, 18144, 18690, 19224, 19936, 20728, 21360, 22428, 22680, 23319, 24030, 24920, 25632, 25910, 28035, 28836, 29904, 30240, 31092, 32040, 33642, 36045, 36274, 37380, 38448, 38865, 41456, 42720, 44856, 45360, 46638, 48060, 49840, 50463, 51820, 54411, 56070, 57672, 59808, 62184, 64080, 67284, 69957, 72090, 72548, 74760, 76896, 77730, 82912, 84105, 89712, 90685, 90720, 93276, 96120, 99680, 100926, 103640, 108822, 112140, 115344, 116595, 124368, 128160, 134568, 139914, 144180, 145096, 149520, 155460, 163233, 168210, 179424, 181370, 186552, 192240, 201852, 207280, 209871, 217644, 224280, 230599, 230688, 233190, 248736, 252315, 269136, 272055, 279828, 288360, 290192, 299040, 310920, 326466, 336420, 349785, 362740, 373104, 384480, 403704, 414560, 419742, 435288, 448560, 461198, 466380, 489699, 504630, 538272, 544110, 559656, 576720, 580384, 621840, 652932, 672840, 691797, 699570, 725480, 746208, 807408, 816165, 839484, 870576, 897120, 922396, 932760, 979398, 1009260, 1049355, 1088220, 1119312, 1152995, 1153440, 1243680, 1305864, 1345680, 1383594, 1399140, 1450960, 1469097, 1614193, 1614816, 1632330, 1678968, 1741152, 1844792, 1865520, 1958796, 2018520, 2075391, 2098710, 2176440, 2238624, 2305990, 2448495, 2611728, 2691360, 2767188, 2798280, 2901920, 2938194, 3228386, 3264660, 3357936, 3458985, 3689584, 3731040, 3917592, 4037040, 4150782, 4197420, 4352880, 4611980, 4842579, 4896990, 5223456, 5534376, 5596560, 5876388, 6226173, 6456772, 6529320, 6715872, 6917970, 7345485, 7379168, 7835184, 8070965, 8074080, 8301564, 8394840, 8705760, 9223960, 9685158, 9793980, 10376955, 11068752, 11193120, 11752776, 12452346, 12913544, 13058640, 13835940, 14527737, 14690970, 15670368, 16141930, 16603128, 16789680, 18447920, 18678519, 19370316, 19587960, 20753910, 22137504, 23505552, 24212895, 24904692, 25827088, 26117280, 27671880, 29055474, 29381940, 31130865, 32283860, 33206256, 33579360, 36895840, 37357038, 38740632, 39175920, 41507820, 43583211, 47011104, 48425790, 49809384, 51654176, 55343760, 58110948, 58763880, 62261730, 64567720, 66412512, 72638685, 74714076, 77481264, 78351840, 83015640, 87166422, 93392595, 96851580, 99618768, 110687520, 116221896, 117527760, 124523460, 129135440, 130749633, 145277370, 149428152, 154962528, 166031280, 174332844, 186785190, 193703160, 199237536, 217916055, 232443792, 235055520, 249046920, 258270880, 261499266, 290554740, 298856304, 332062560, 348665688, 373570380, 387406320, 435832110, 464887584, 498093840, 522998532, 581109480, 597712608, 653748165, 697331376, 747140760, 774812640, 871664220, 996187680, 1045997064, 1162218960, 1307496330, 1394662752, 1494281520, 1743328440, 2091994128, 2324437920, 2614992660, 2988563040, 3486656880, 4183988256, 5229985320, 6973313760, 10459970640, 20919941280]

約数ペア:

[(1, 20919941280), (2, 10459970640), (3, 6973313760), (4, 5229985320), (5, 4183988256), (6, 3486656880), (7, 2988563040), (8, 2614992660), (9, 2324437920), (10, 2091994128), (12, 1743328440), (14, 1494281520), (15, 1394662752), (16, 1307496330), (18, 1162218960), (20, 1045997064), (21, 996187680), (24, 871664220), (27, 774812640), (28, 747140760), (30, 697331376), (32, 653748165), (35, 597712608), (36, 581109480), (40, 522998532), (42, 498093840), (45, 464887584), (48, 435832110), (54, 387406320), (56, 373570380), (60, 348665688), (63, 332062560), (70, 298856304), (72, 290554740), (80, 261499266), (81, 258270880), (84, 249046920), (89, 235055520), (90, 232443792), (96, 217916055), (105, 199237536), (108, 193703160), (112, 186785190), (120, 174332844), (126, 166031280), (135, 154962528), (140, 149428152), (144, 145277370), (160, 130749633), (162, 129135440), (168, 124523460), (178, 117527760), (180, 116221896), (189, 110687520), (210, 99618768), (216, 96851580), (224, 93392595), (240, 87166422), (252, 83015640), (267, 78351840), (270, 77481264), (280, 74714076), (288, 72638685), (315, 66412512), (324, 64567720), (336, 62261730), (356, 58763880), (360, 58110948), (378, 55343760), (405, 51654176), (420, 49809384), (432, 48425790), (445, 47011104), (480, 43583211), (504, 41507820), (534, 39175920), (540, 38740632), (560, 37357038), (567, 36895840), (623, 33579360), (630, 33206256), (648, 32283860), (672, 31130865), (712, 29381940), (720, 29055474), (756, 27671880), (801, 26117280), (810, 25827088), (840, 24904692), (864, 24212895), (890, 23505552), (945, 22137504), (1008, 20753910), (1068, 19587960), (1080, 19370316), (1120, 18678519), (1134, 18447920), (1246, 16789680), (1260, 16603128), (1296, 16141930), (1335, 15670368), (1424, 14690970), (1440, 14527737), (1512, 13835940), (1602, 13058640), (1620, 12913544), (1680, 12452346), (1780, 11752776), (1869, 11193120), (1890, 11068752), (2016, 10376955), (2136, 9793980), (2160, 9685158), (2268, 9223960), (2403, 8705760), (2492, 8394840), (2520, 8301564), (2591, 8074080), (2592, 8070965), (2670, 7835184), (2835, 7379168), (2848, 7345485), (3024, 6917970), (3115, 6715872), (3204, 6529320), (3240, 6456772), (3360, 6226173), (3560, 5876388), (3738, 5596560), (3780, 5534376), (4005, 5223456), (4272, 4896990), (4320, 4842579), (4536, 4611980), (4806, 4352880), (4984, 4197420), (5040, 4150782), (5182, 4037040), (5340, 3917592), (5607, 3731040), (5670, 3689584), (6048, 3458985), (6230, 3357936), (6408, 3264660), (6480, 3228386), (7120, 2938194), (7209, 2901920), (7476, 2798280), (7560, 2767188), (7773, 2691360), (8010, 2611728), (8544, 2448495), (9072, 2305990), (9345, 2238624), (9612, 2176440), (9968, 2098710), (10080, 2075391), (10364, 2018520), (10680, 1958796), (11214, 1865520), (11340, 1844792), (12015, 1741152), (12460, 1678968), (12816, 1632330), (12955, 1614816), (12960, 1614193), (14240, 1469097), (14418, 1450960), (14952, 1399140), (15120, 1383594), (15546, 1345680), (16020, 1305864), (16821, 1243680), (18137, 1153440), (18144, 1152995), (18690, 1119312), (19224, 1088220), (19936, 1049355), (20728, 1009260), (21360, 979398), (22428, 932760), (22680, 922396), (23319, 897120), (24030, 870576), (24920, 839484), (25632, 816165), (25910, 807408), (28035, 746208), (28836, 725480), (29904, 699570), (30240, 691797), (31092, 672840), (32040, 652932), (33642, 621840), (36045, 580384), (36274, 576720), (37380, 559656), (38448, 544110), (38865, 538272), (41456, 504630), (42720, 489699), (44856, 466380), (45360, 461198), (46638, 448560), (48060, 435288), (49840, 419742), (50463, 414560), (51820, 403704), (54411, 384480), (56070, 373104), (57672, 362740), (59808, 349785), (62184, 336420), (64080, 326466), (67284, 310920), (69957, 299040), (72090, 290192), (72548, 288360), (74760, 279828), (76896, 272055), (77730, 269136), (82912, 252315), (84105, 248736), (89712, 233190), (90685, 230688), (90720, 230599), (93276, 224280), (96120, 217644), (99680, 209871), (100926, 207280), (103640, 201852), (108822, 192240), (112140, 186552), (115344, 181370), (116595, 179424), (124368, 168210), (128160, 163233), (134568, 155460), (139914, 149520), (144180, 145096)]