81531701280

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:606

約数の個数: 576

約数和(自身を含む): 302685465600

約数和(自身を除く): 221153764320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 41, 45, 48, 54, 60, 62, 72, 80, 82, 90, 93, 96, 108, 120, 123, 124, 135, 144, 155, 160, 164, 180, 186, 205, 216, 240, 246, 248, 270, 279, 288, 310, 328, 360, 369, 372, 410, 432, 465, 479, 480, 492, 496, 540, 558, 615, 620, 656, 720, 738, 744, 820, 837, 864, 930, 958, 961, 984, 992, 1080, 1107, 1116, 1230, 1240, 1271, 1312, 1395, 1437, 1440, 1476, 1488, 1640, 1674, 1845, 1860, 1916, 1922, 1968, 2160, 2214, 2232, 2395, 2460, 2480, 2542, 2790, 2874, 2883, 2952, 2976, 3280, 3348, 3690, 3720, 3813, 3832, 3844, 3936, 4185, 4311, 4320, 4428, 4464, 4790, 4805, 4920, 4960, 5084, 5535, 5580, 5748, 5766, 5904, 6355, 6560, 6696, 7185, 7380, 7440, 7626, 7664, 7688, 8370, 8622, 8649, 8856, 8928, 9580, 9610, 9840, 10168, 11070, 11160, 11439, 11496, 11532, 11808, 12710, 12933, 13392, 14370, 14415, 14760, 14849, 14880, 15252, 15328, 15376, 16740, 17244, 17298, 17712, 19065, 19160, 19220, 19639, 19680, 20336, 21555, 22140, 22320, 22878, 22992, 23064, 25420, 25866, 25947, 26784, 28740, 28830, 29520, 29698, 30504, 30752, 33480, 34317, 34488, 34596, 35424, 38130, 38320, 38440, 39278, 39401, 40672, 43110, 43245, 44280, 44547, 44640, 45756, 45984, 46128, 50840, 51732, 51894, 57195, 57480, 57660, 58917, 59040, 59396, 61008, 64665, 66960, 68634, 68976, 69192, 74245, 76260, 76640, 76880, 78556, 78802, 86220, 86490, 88560, 89094, 91512, 92256, 98195, 101680, 103464, 103788, 114390, 114960, 115320, 117834, 118203, 118792, 122016, 129330, 129735, 133641, 133920, 137268, 137952, 138384, 148490, 152520, 153760, 157112, 157604, 171585, 172440, 172980, 176751, 177120, 178188, 183024, 196390, 197005, 203360, 206928, 207576, 222735, 228780, 229920, 230640, 235668, 236406, 237584, 258660, 259470, 267282, 274536, 276768, 294585, 296980, 305040, 314224, 315208, 343170, 344880, 345960, 353502, 354609, 356376, 366048, 392780, 394010, 400923, 413856, 415152, 445470, 457560, 460319, 461280, 471336, 472812, 475168, 517320, 518940, 530253, 534564, 549072, 589170, 591015, 593960, 608809, 610080, 628448, 630416, 668205, 686340, 689760, 691920, 707004, 709218, 712752, 785560, 788020, 801846, 830304, 883755, 890940, 915120, 920638, 942672, 945624, 1034640, 1037880, 1060506, 1063827, 1069128, 1098144, 1178340, 1182030, 1187920, 1217618, 1260832, 1336410, 1372680, 1380957, 1383840, 1414008, 1418436, 1425504, 1571120, 1576040, 1603692, 1767510, 1773045, 1781880, 1826427, 1830240, 1841276, 1885344, 1891248, 2004615, 2069280, 2075760, 2121012, 2127654, 2138256, 2301595, 2356680, 2364060, 2375840, 2435236, 2651265, 2672820, 2745360, 2761914, 2828016, 2836872, 3044045, 3142240, 3152080, 3207384, 3535020, 3546090, 3563760, 3652854, 3682552, 3782496, 4009230, 4142871, 4151520, 4242024, 4255308, 4276512, 4603190, 4713360, 4728120, 4870472, 5302530, 5319135, 5345640, 5479281, 5490720, 5523828, 5656032, 5673744, 6088090, 6304160, 6414768, 6904785, 7070040, 7092180, 7127520, 7305708, 7365104, 8018460, 8285742, 8484048, 8510616, 9132135, 9206380, 9426720, 9456240, 9740944, 10605060, 10638270, 10691280, 10958562, 11047656, 11347488, 12176180, 12428613, 12829536, 13809570, 14140080, 14184360, 14611416, 14730208, 16036920, 16437843, 16571484, 16968096, 17021232, 18264270, 18412760, 18873079, 18912480, 19481888, 20714355, 21210120, 21276540, 21382560, 21917124, 22095312, 24352360, 24857226, 27396405, 27619140, 28280160, 28368720, 29222832, 32073840, 32875686, 33142968, 34042464, 36528540, 36825520, 37746158, 41428710, 42420240, 42553080, 43834248, 44190624, 48704720, 49714452, 54792810, 55238280, 56619237, 56737440, 58445664, 62143065, 64147680, 65751372, 66285936, 73057080, 73651040, 75492316, 82189215, 82857420, 84840480, 85106160, 87668496, 94365395, 97409440, 99428904, 109585620, 110476560, 113238474, 124286130, 131502744, 132571872, 146114160, 150984632, 164378430, 165714840, 169857711, 170212320, 175336992, 188730790, 198857808, 219171240, 220953120, 226476948, 248572260, 263005488, 283096185, 292228320, 301969264, 328756860, 331429680, 339715422, 377461580, 397715616, 438342480, 452953896, 497144520, 509573133, 526010976, 566192370, 603938528, 657513720, 662859360, 679430844, 754923160, 849288555, 876684960, 905907792, 994289040, 1019146266, 1132384740, 1315027440, 1358861688, 1509846320, 1698577110, 1811815584, 1988578080, 2038292532, 2264769480, 2547865665, 2630054880, 2717723376, 3019692640, 3397154220, 4076585064, 4529538960, 5095731330, 5435446752, 6794308440, 8153170128, 9059077920, 10191462660, 13588616880, 16306340256, 20382925320, 27177233760, 40765850640, 81531701280]

約数ペア:

[(1, 81531701280), (2, 40765850640), (3, 27177233760), (4, 20382925320), (5, 16306340256), (6, 13588616880), (8, 10191462660), (9, 9059077920), (10, 8153170128), (12, 6794308440), (15, 5435446752), (16, 5095731330), (18, 4529538960), (20, 4076585064), (24, 3397154220), (27, 3019692640), (30, 2717723376), (31, 2630054880), (32, 2547865665), (36, 2264769480), (40, 2038292532), (41, 1988578080), (45, 1811815584), (48, 1698577110), (54, 1509846320), (60, 1358861688), (62, 1315027440), (72, 1132384740), (80, 1019146266), (82, 994289040), (90, 905907792), (93, 876684960), (96, 849288555), (108, 754923160), (120, 679430844), (123, 662859360), (124, 657513720), (135, 603938528), (144, 566192370), (155, 526010976), (160, 509573133), (164, 497144520), (180, 452953896), (186, 438342480), (205, 397715616), (216, 377461580), (240, 339715422), (246, 331429680), (248, 328756860), (270, 301969264), (279, 292228320), (288, 283096185), (310, 263005488), (328, 248572260), (360, 226476948), (369, 220953120), (372, 219171240), (410, 198857808), (432, 188730790), (465, 175336992), (479, 170212320), (480, 169857711), (492, 165714840), (496, 164378430), (540, 150984632), (558, 146114160), (615, 132571872), (620, 131502744), (656, 124286130), (720, 113238474), (738, 110476560), (744, 109585620), (820, 99428904), (837, 97409440), (864, 94365395), (930, 87668496), (958, 85106160), (961, 84840480), (984, 82857420), (992, 82189215), (1080, 75492316), (1107, 73651040), (1116, 73057080), (1230, 66285936), (1240, 65751372), (1271, 64147680), (1312, 62143065), (1395, 58445664), (1437, 56737440), (1440, 56619237), (1476, 55238280), (1488, 54792810), (1640, 49714452), (1674, 48704720), (1845, 44190624), (1860, 43834248), (1916, 42553080), (1922, 42420240), (1968, 41428710), (2160, 37746158), (2214, 36825520), (2232, 36528540), (2395, 34042464), (2460, 33142968), (2480, 32875686), (2542, 32073840), (2790, 29222832), (2874, 28368720), (2883, 28280160), (2952, 27619140), (2976, 27396405), (3280, 24857226), (3348, 24352360), (3690, 22095312), (3720, 21917124), (3813, 21382560), (3832, 21276540), (3844, 21210120), (3936, 20714355), (4185, 19481888), (4311, 18912480), (4320, 18873079), (4428, 18412760), (4464, 18264270), (4790, 17021232), (4805, 16968096), (4920, 16571484), (4960, 16437843), (5084, 16036920), (5535, 14730208), (5580, 14611416), (5748, 14184360), (5766, 14140080), (5904, 13809570), (6355, 12829536), (6560, 12428613), (6696, 12176180), (7185, 11347488), (7380, 11047656), (7440, 10958562), (7626, 10691280), (7664, 10638270), (7688, 10605060), (8370, 9740944), (8622, 9456240), (8649, 9426720), (8856, 9206380), (8928, 9132135), (9580, 8510616), (9610, 8484048), (9840, 8285742), (10168, 8018460), (11070, 7365104), (11160, 7305708), (11439, 7127520), (11496, 7092180), (11532, 7070040), (11808, 6904785), (12710, 6414768), (12933, 6304160), (13392, 6088090), (14370, 5673744), (14415, 5656032), (14760, 5523828), (14849, 5490720), (14880, 5479281), (15252, 5345640), (15328, 5319135), (15376, 5302530), (16740, 4870472), (17244, 4728120), (17298, 4713360), (17712, 4603190), (19065, 4276512), (19160, 4255308), (19220, 4242024), (19639, 4151520), (19680, 4142871), (20336, 4009230), (21555, 3782496), (22140, 3682552), (22320, 3652854), (22878, 3563760), (22992, 3546090), (23064, 3535020), (25420, 3207384), (25866, 3152080), (25947, 3142240), (26784, 3044045), (28740, 2836872), (28830, 2828016), (29520, 2761914), (29698, 2745360), (30504, 2672820), (30752, 2651265), (33480, 2435236), (34317, 2375840), (34488, 2364060), (34596, 2356680), (35424, 2301595), (38130, 2138256), (38320, 2127654), (38440, 2121012), (39278, 2075760), (39401, 2069280), (40672, 2004615), (43110, 1891248), (43245, 1885344), (44280, 1841276), (44547, 1830240), (44640, 1826427), (45756, 1781880), (45984, 1773045), (46128, 1767510), (50840, 1603692), (51732, 1576040), (51894, 1571120), (57195, 1425504), (57480, 1418436), (57660, 1414008), (58917, 1383840), (59040, 1380957), (59396, 1372680), (61008, 1336410), (64665, 1260832), (66960, 1217618), (68634, 1187920), (68976, 1182030), (69192, 1178340), (74245, 1098144), (76260, 1069128), (76640, 1063827), (76880, 1060506), (78556, 1037880), (78802, 1034640), (86220, 945624), (86490, 942672), (88560, 920638), (89094, 915120), (91512, 890940), (92256, 883755), (98195, 830304), (101680, 801846), (103464, 788020), (103788, 785560), (114390, 712752), (114960, 709218), (115320, 707004), (117834, 691920), (118203, 689760), (118792, 686340), (122016, 668205), (129330, 630416), (129735, 628448), (133641, 610080), (133920, 608809), (137268, 593960), (137952, 591015), (138384, 589170), (148490, 549072), (152520, 534564), (153760, 530253), (157112, 518940), (157604, 517320), (171585, 475168), (172440, 472812), (172980, 471336), (176751, 461280), (177120, 460319), (178188, 457560), (183024, 445470), (196390, 415152), (197005, 413856), (203360, 400923), (206928, 394010), (207576, 392780), (222735, 366048), (228780, 356376), (229920, 354609), (230640, 353502), (235668, 345960), (236406, 344880), (237584, 343170), (258660, 315208), (259470, 314224), (267282, 305040), (274536, 296980), (276768, 294585)]