20147984640

素因数分解:

$2^8\times 3^2\times 5^1\times 7^3\times {\mathrm{5099}}^1$

素因数の和:5147

約数の個数: 432

約数和(自身を含む): 81310320000

約数和(自身を除く): 61162335360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 343, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 686, 720, 735, 768, 784, 840, 882, 896, 960, 980, 1008, 1029, 1120, 1152, 1176, 1260, 1280, 1344, 1372, 1440, 1470, 1568, 1680, 1715, 1764, 1792, 1920, 1960, 2016, 2058, 2205, 2240, 2304, 2352, 2520, 2688, 2744, 2880, 2940, 3087, 3136, 3360, 3430, 3528, 3840, 3920, 4032, 4116, 4410, 4480, 4704, 5040, 5099, 5145, 5376, 5488, 5760, 5880, 6174, 6272, 6720, 6860, 7056, 7840, 8064, 8232, 8820, 8960, 9408, 10080, 10198, 10290, 10976, 11520, 11760, 12348, 12544, 13440, 13720, 14112, 15297, 15435, 15680, 16128, 16464, 17640, 18816, 20160, 20396, 20580, 21952, 23520, 24696, 25495, 26880, 27440, 28224, 30594, 30870, 31360, 32928, 35280, 35693, 37632, 40320, 40792, 41160, 43904, 45891, 47040, 49392, 50990, 54880, 56448, 61188, 61740, 62720, 65856, 70560, 71386, 76485, 80640, 81584, 82320, 87808, 91782, 94080, 98784, 101980, 107079, 109760, 112896, 122376, 123480, 131712, 141120, 142772, 152970, 163168, 164640, 178465, 183564, 188160, 197568, 203960, 214158, 219520, 229455, 244752, 246960, 249851, 263424, 282240, 285544, 305940, 321237, 326336, 329280, 356930, 367128, 395136, 407920, 428316, 439040, 458910, 489504, 493920, 499702, 535395, 564480, 571088, 611880, 642474, 652672, 658560, 713860, 734256, 749553, 790272, 815840, 856632, 917820, 979008, 987840, 999404, 1070790, 1142176, 1223760, 1249255, 1284948, 1305344, 1317120, 1427720, 1468512, 1499106, 1606185, 1631680, 1713264, 1748957, 1835640, 1958016, 1975680, 1998808, 2141580, 2248659, 2284352, 2447520, 2498510, 2569896, 2855440, 2937024, 2998212, 3212370, 3263360, 3426528, 3497914, 3671280, 3747765, 3916032, 3951360, 3997616, 4283160, 4497318, 4568704, 4895040, 4997020, 5139792, 5246871, 5710880, 5874048, 5996424, 6424740, 6526720, 6853056, 6995828, 7342560, 7495530, 7995232, 8566320, 8744785, 8994636, 9137408, 9790080, 9994040, 10279584, 10493742, 11243295, 11421760, 11748096, 11992848, 12849480, 13706112, 13991656, 14685120, 14991060, 15740613, 15990464, 17132640, 17489570, 17989272, 19580160, 19988080, 20559168, 20987484, 22486590, 22843520, 23985696, 25698960, 26234355, 27412224, 27983312, 29370240, 29982120, 31481226, 31980928, 34265280, 34979140, 35978544, 39976160, 41118336, 41974968, 44973180, 45687040, 47971392, 51397920, 52468710, 55966624, 58740480, 59964240, 62962452, 63961856, 68530560, 69958280, 71957088, 78703065, 79952320, 82236672, 83949936, 89946360, 95942784, 102795840, 104937420, 111933248, 119928480, 125924904, 137061120, 139916560, 143914176, 157406130, 159904640, 167899872, 179892720, 191885568, 205591680, 209874840, 223866496, 239856960, 251849808, 279833120, 287828352, 314812260, 319809280, 335799744, 359785440, 411183360, 419749680, 447732992, 479713920, 503699616, 559666240, 575656704, 629624520, 671599488, 719570880, 839499360, 959427840, 1007399232, 1119332480, 1259249040, 1343198976, 1439141760, 1678998720, 2014798464, 2238664960, 2518498080, 2878283520, 3357997440, 4029596928, 5036996160, 6715994880, 10073992320, 20147984640]

約数ペア:

[(1, 20147984640), (2, 10073992320), (3, 6715994880), (4, 5036996160), (5, 4029596928), (6, 3357997440), (7, 2878283520), (8, 2518498080), (9, 2238664960), (10, 2014798464), (12, 1678998720), (14, 1439141760), (15, 1343198976), (16, 1259249040), (18, 1119332480), (20, 1007399232), (21, 959427840), (24, 839499360), (28, 719570880), (30, 671599488), (32, 629624520), (35, 575656704), (36, 559666240), (40, 503699616), (42, 479713920), (45, 447732992), (48, 419749680), (49, 411183360), (56, 359785440), (60, 335799744), (63, 319809280), (64, 314812260), (70, 287828352), (72, 279833120), (80, 251849808), (84, 239856960), (90, 223866496), (96, 209874840), (98, 205591680), (105, 191885568), (112, 179892720), (120, 167899872), (126, 159904640), (128, 157406130), (140, 143914176), (144, 139916560), (147, 137061120), (160, 125924904), (168, 119928480), (180, 111933248), (192, 104937420), (196, 102795840), (210, 95942784), (224, 89946360), (240, 83949936), (245, 82236672), (252, 79952320), (256, 78703065), (280, 71957088), (288, 69958280), (294, 68530560), (315, 63961856), (320, 62962452), (336, 59964240), (343, 58740480), (360, 55966624), (384, 52468710), (392, 51397920), (420, 47971392), (441, 45687040), (448, 44973180), (480, 41974968), (490, 41118336), (504, 39976160), (560, 35978544), (576, 34979140), (588, 34265280), (630, 31980928), (640, 31481226), (672, 29982120), (686, 29370240), (720, 27983312), (735, 27412224), (768, 26234355), (784, 25698960), (840, 23985696), (882, 22843520), (896, 22486590), (960, 20987484), (980, 20559168), (1008, 19988080), (1029, 19580160), (1120, 17989272), (1152, 17489570), (1176, 17132640), (1260, 15990464), (1280, 15740613), (1344, 14991060), (1372, 14685120), (1440, 13991656), (1470, 13706112), (1568, 12849480), (1680, 11992848), (1715, 11748096), (1764, 11421760), (1792, 11243295), (1920, 10493742), (1960, 10279584), (2016, 9994040), (2058, 9790080), (2205, 9137408), (2240, 8994636), (2304, 8744785), (2352, 8566320), (2520, 7995232), (2688, 7495530), (2744, 7342560), (2880, 6995828), (2940, 6853056), (3087, 6526720), (3136, 6424740), (3360, 5996424), (3430, 5874048), (3528, 5710880), (3840, 5246871), (3920, 5139792), (4032, 4997020), (4116, 4895040), (4410, 4568704), (4480, 4497318), (4704, 4283160), (5040, 3997616), (5099, 3951360), (5145, 3916032), (5376, 3747765), (5488, 3671280), (5760, 3497914), (5880, 3426528), (6174, 3263360), (6272, 3212370), (6720, 2998212), (6860, 2937024), (7056, 2855440), (7840, 2569896), (8064, 2498510), (8232, 2447520), (8820, 2284352), (8960, 2248659), (9408, 2141580), (10080, 1998808), (10198, 1975680), (10290, 1958016), (10976, 1835640), (11520, 1748957), (11760, 1713264), (12348, 1631680), (12544, 1606185), (13440, 1499106), (13720, 1468512), (14112, 1427720), (15297, 1317120), (15435, 1305344), (15680, 1284948), (16128, 1249255), (16464, 1223760), (17640, 1142176), (18816, 1070790), (20160, 999404), (20396, 987840), (20580, 979008), (21952, 917820), (23520, 856632), (24696, 815840), (25495, 790272), (26880, 749553), (27440, 734256), (28224, 713860), (30594, 658560), (30870, 652672), (31360, 642474), (32928, 611880), (35280, 571088), (35693, 564480), (37632, 535395), (40320, 499702), (40792, 493920), (41160, 489504), (43904, 458910), (45891, 439040), (47040, 428316), (49392, 407920), (50990, 395136), (54880, 367128), (56448, 356930), (61188, 329280), (61740, 326336), (62720, 321237), (65856, 305940), (70560, 285544), (71386, 282240), (76485, 263424), (80640, 249851), (81584, 246960), (82320, 244752), (87808, 229455), (91782, 219520), (94080, 214158), (98784, 203960), (101980, 197568), (107079, 188160), (109760, 183564), (112896, 178465), (122376, 164640), (123480, 163168), (131712, 152970), (141120, 142772)]