20631183840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:623

約数の個数: 384

約数和(自身を含む): 73735764480

約数和(自身を除く): 53104580640

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, 72, 80, 83, 90, 96, 108, 120, 135, 144, 160, 163, 166, 180, 216, 240, 249, 270, 288, 326, 332, 353, 360, 415, 432, 480, 489, 498, 540, 652, 664, 706, 720, 747, 815, 830, 864, 978, 996, 1059, 1080, 1245, 1304, 1328, 1412, 1440, 1467, 1494, 1630, 1660, 1765, 1956, 1992, 2118, 2160, 2241, 2445, 2490, 2608, 2656, 2824, 2934, 2988, 3177, 3260, 3320, 3530, 3735, 3912, 3984, 4236, 4320, 4401, 4482, 4890, 4980, 5216, 5295, 5648, 5868, 5976, 6354, 6520, 6640, 7060, 7335, 7470, 7824, 7968, 8472, 8802, 8964, 9531, 9780, 9960, 10590, 11205, 11296, 11736, 11952, 12708, 13040, 13280, 13529, 14120, 14670, 14940, 15648, 15885, 16944, 17604, 17928, 19062, 19560, 19920, 21180, 22005, 22410, 23472, 23904, 25416, 26080, 27058, 28240, 29299, 29340, 29880, 31770, 33888, 35208, 35856, 38124, 39120, 39840, 40587, 42360, 44010, 44820, 46944, 47655, 50832, 54116, 56480, 57539, 58598, 58680, 59760, 63540, 67645, 70416, 71712, 76248, 78240, 81174, 84720, 87897, 88020, 89640, 95310, 101664, 108232, 115078, 117196, 117360, 119520, 121761, 127080, 135290, 140832, 146495, 152496, 162348, 169440, 172617, 175794, 176040, 179280, 190620, 202935, 216464, 230156, 234392, 234720, 243522, 254160, 263691, 270580, 287695, 292990, 304992, 324696, 345234, 351588, 352080, 358560, 365283, 381240, 405870, 432928, 439485, 460312, 468784, 487044, 508320, 517851, 527382, 541160, 575390, 585980, 608805, 649392, 690468, 703176, 704160, 730566, 762480, 791073, 811740, 863085, 878970, 920624, 937568, 974088, 1035702, 1054764, 1082320, 1150780, 1171960, 1217610, 1298784, 1318455, 1380936, 1406352, 1461132, 1524960, 1553553, 1582146, 1623480, 1726170, 1757940, 1826415, 1841248, 1948176, 2071404, 2109528, 2164640, 2301560, 2343920, 2435220, 2589255, 2636910, 2761872, 2812704, 2922264, 3107106, 3164292, 3246960, 3452340, 3515880, 3652830, 3896352, 3955365, 4142808, 4219056, 4603120, 4687840, 4775737, 4870440, 5178510, 5273820, 5523744, 5844528, 6214212, 6328584, 6493920, 6904680, 7031760, 7305660, 7767765, 7910730, 8285616, 8438112, 9206240, 9551474, 9740880, 10357020, 10547640, 11689056, 12428424, 12657168, 13809360, 14063520, 14327211, 14611320, 15535530, 15821460, 16571232, 19102948, 19481760, 20714040, 21095280, 23878685, 24856848, 25314336, 27618720, 28654422, 29222640, 31071060, 31642920, 38205896, 41428080, 42190560, 42981633, 47757370, 49713696, 57308844, 58445280, 62142120, 63285840, 71636055, 76411792, 82856160, 85963266, 95514740, 114617688, 124284240, 126571680, 128944899, 143272110, 152823584, 171926532, 191029480, 214908165, 229235376, 248568480, 257889798, 286544220, 343853064, 382058960, 429816330, 458470752, 515779596, 573088440, 644724495, 687706128, 764117920, 859632660, 1031559192, 1146176880, 1289448990, 1375412256, 1719265320, 2063118384, 2292353760, 2578897980, 3438530640, 4126236768, 5157795960, 6877061280, 10315591920, 20631183840]

約数ペア:

[(1, 20631183840), (2, 10315591920), (3, 6877061280), (4, 5157795960), (5, 4126236768), (6, 3438530640), (8, 2578897980), (9, 2292353760), (10, 2063118384), (12, 1719265320), (15, 1375412256), (16, 1289448990), (18, 1146176880), (20, 1031559192), (24, 859632660), (27, 764117920), (30, 687706128), (32, 644724495), (36, 573088440), (40, 515779596), (45, 458470752), (48, 429816330), (54, 382058960), (60, 343853064), (72, 286544220), (80, 257889798), (83, 248568480), (90, 229235376), (96, 214908165), (108, 191029480), (120, 171926532), (135, 152823584), (144, 143272110), (160, 128944899), (163, 126571680), (166, 124284240), (180, 114617688), (216, 95514740), (240, 85963266), (249, 82856160), (270, 76411792), (288, 71636055), (326, 63285840), (332, 62142120), (353, 58445280), (360, 57308844), (415, 49713696), (432, 47757370), (480, 42981633), (489, 42190560), (498, 41428080), (540, 38205896), (652, 31642920), (664, 31071060), (706, 29222640), (720, 28654422), (747, 27618720), (815, 25314336), (830, 24856848), (864, 23878685), (978, 21095280), (996, 20714040), (1059, 19481760), (1080, 19102948), (1245, 16571232), (1304, 15821460), (1328, 15535530), (1412, 14611320), (1440, 14327211), (1467, 14063520), (1494, 13809360), (1630, 12657168), (1660, 12428424), (1765, 11689056), (1956, 10547640), (1992, 10357020), (2118, 9740880), (2160, 9551474), (2241, 9206240), (2445, 8438112), (2490, 8285616), (2608, 7910730), (2656, 7767765), (2824, 7305660), (2934, 7031760), (2988, 6904680), (3177, 6493920), (3260, 6328584), (3320, 6214212), (3530, 5844528), (3735, 5523744), (3912, 5273820), (3984, 5178510), (4236, 4870440), (4320, 4775737), (4401, 4687840), (4482, 4603120), (4890, 4219056), (4980, 4142808), (5216, 3955365), (5295, 3896352), (5648, 3652830), (5868, 3515880), (5976, 3452340), (6354, 3246960), (6520, 3164292), (6640, 3107106), (7060, 2922264), (7335, 2812704), (7470, 2761872), (7824, 2636910), (7968, 2589255), (8472, 2435220), (8802, 2343920), (8964, 2301560), (9531, 2164640), (9780, 2109528), (9960, 2071404), (10590, 1948176), (11205, 1841248), (11296, 1826415), (11736, 1757940), (11952, 1726170), (12708, 1623480), (13040, 1582146), (13280, 1553553), (13529, 1524960), (14120, 1461132), (14670, 1406352), (14940, 1380936), (15648, 1318455), (15885, 1298784), (16944, 1217610), (17604, 1171960), (17928, 1150780), (19062, 1082320), (19560, 1054764), (19920, 1035702), (21180, 974088), (22005, 937568), (22410, 920624), (23472, 878970), (23904, 863085), (25416, 811740), (26080, 791073), (27058, 762480), (28240, 730566), (29299, 704160), (29340, 703176), (29880, 690468), (31770, 649392), (33888, 608805), (35208, 585980), (35856, 575390), (38124, 541160), (39120, 527382), (39840, 517851), (40587, 508320), (42360, 487044), (44010, 468784), (44820, 460312), (46944, 439485), (47655, 432928), (50832, 405870), (54116, 381240), (56480, 365283), (57539, 358560), (58598, 352080), (58680, 351588), (59760, 345234), (63540, 324696), (67645, 304992), (70416, 292990), (71712, 287695), (76248, 270580), (78240, 263691), (81174, 254160), (84720, 243522), (87897, 234720), (88020, 234392), (89640, 230156), (95310, 216464), (101664, 202935), (108232, 190620), (115078, 179280), (117196, 176040), (117360, 175794), (119520, 172617), (121761, 169440), (127080, 162348), (135290, 152496), (140832, 146495)]