81871456320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101891}}^1$

素因数の和:101951

約数の個数: 280

約数和(自身を含む): 300628677888

約数和(自身を除く): 218757221568

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, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 576, 620, 648, 720, 744, 810, 837, 864, 930, 960, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1728, 1860, 1984, 2160, 2232, 2480, 2511, 2592, 2790, 2880, 2976, 3240, 3348, 3720, 4185, 4320, 4464, 4960, 5022, 5184, 5580, 5952, 6480, 6696, 7440, 8370, 8640, 8928, 9920, 10044, 11160, 12555, 12960, 13392, 14880, 16740, 17856, 20088, 22320, 25110, 25920, 26784, 29760, 33480, 40176, 44640, 50220, 53568, 66960, 80352, 89280, 100440, 101891, 133920, 160704, 200880, 203782, 267840, 305673, 401760, 407564, 509455, 611346, 803520, 815128, 917019, 1018910, 1222692, 1528365, 1630256, 1834038, 2037820, 2445384, 2751057, 3056730, 3158621, 3260512, 3668076, 4075640, 4585095, 4890768, 5502114, 6113460, 6317242, 6521024, 7336152, 8151280, 8253171, 9170190, 9475863, 9781536, 11004228, 12226920, 12634484, 13755285, 14672304, 15793105, 16302560, 16506342, 18340380, 18951726, 19563072, 22008456, 24453840, 25268968, 27510570, 28427589, 29344608, 31586210, 32605120, 33012684, 36680760, 37903452, 41265855, 44016912, 47379315, 48907680, 50537936, 55021140, 56855178, 58689216, 63172420, 66025368, 73361520, 75806904, 82531710, 85282767, 88033824, 94758630, 97815360, 101075872, 110042280, 113710356, 126344840, 132050736, 142137945, 146723040, 151613808, 165063420, 170565534, 176067648, 189517260, 202151744, 220084560, 227420712, 252689680, 255848301, 264101472, 284275890, 293446080, 303227616, 330126840, 341131068, 379034520, 426413835, 440169120, 454841424, 505379360, 511696602, 528202944, 568551780, 606455232, 660253680, 682262136, 758069040, 852827670, 880338240, 909682848, 1010758720, 1023393204, 1137103560, 1279241505, 1320507360, 1364524272, 1516138080, 1705655340, 1819365696, 2046786408, 2274207120, 2558483010, 2641014720, 2729048544, 3032276160, 3411310680, 4093572816, 4548414240, 5116966020, 5458097088, 6822621360, 8187145632, 9096828480, 10233932040, 13645242720, 16374291264, 20467864080, 27290485440, 40935728160, 81871456320]

約数ペア:

[(1, 81871456320), (2, 40935728160), (3, 27290485440), (4, 20467864080), (5, 16374291264), (6, 13645242720), (8, 10233932040), (9, 9096828480), (10, 8187145632), (12, 6822621360), (15, 5458097088), (16, 5116966020), (18, 4548414240), (20, 4093572816), (24, 3411310680), (27, 3032276160), (30, 2729048544), (31, 2641014720), (32, 2558483010), (36, 2274207120), (40, 2046786408), (45, 1819365696), (48, 1705655340), (54, 1516138080), (60, 1364524272), (62, 1320507360), (64, 1279241505), (72, 1137103560), (80, 1023393204), (81, 1010758720), (90, 909682848), (93, 880338240), (96, 852827670), (108, 758069040), (120, 682262136), (124, 660253680), (135, 606455232), (144, 568551780), (155, 528202944), (160, 511696602), (162, 505379360), (180, 454841424), (186, 440169120), (192, 426413835), (216, 379034520), (240, 341131068), (248, 330126840), (270, 303227616), (279, 293446080), (288, 284275890), (310, 264101472), (320, 255848301), (324, 252689680), (360, 227420712), (372, 220084560), (405, 202151744), (432, 189517260), (465, 176067648), (480, 170565534), (496, 165063420), (540, 151613808), (558, 146723040), (576, 142137945), (620, 132050736), (648, 126344840), (720, 113710356), (744, 110042280), (810, 101075872), (837, 97815360), (864, 94758630), (930, 88033824), (960, 85282767), (992, 82531710), (1080, 75806904), (1116, 73361520), (1240, 66025368), (1296, 63172420), (1395, 58689216), (1440, 56855178), (1488, 55021140), (1620, 50537936), (1674, 48907680), (1728, 47379315), (1860, 44016912), (1984, 41265855), (2160, 37903452), (2232, 36680760), (2480, 33012684), (2511, 32605120), (2592, 31586210), (2790, 29344608), (2880, 28427589), (2976, 27510570), (3240, 25268968), (3348, 24453840), (3720, 22008456), (4185, 19563072), (4320, 18951726), (4464, 18340380), (4960, 16506342), (5022, 16302560), (5184, 15793105), (5580, 14672304), (5952, 13755285), (6480, 12634484), (6696, 12226920), (7440, 11004228), (8370, 9781536), (8640, 9475863), (8928, 9170190), (9920, 8253171), (10044, 8151280), (11160, 7336152), (12555, 6521024), (12960, 6317242), (13392, 6113460), (14880, 5502114), (16740, 4890768), (17856, 4585095), (20088, 4075640), (22320, 3668076), (25110, 3260512), (25920, 3158621), (26784, 3056730), (29760, 2751057), (33480, 2445384), (40176, 2037820), (44640, 1834038), (50220, 1630256), (53568, 1528365), (66960, 1222692), (80352, 1018910), (89280, 917019), (100440, 815128), (101891, 803520), (133920, 611346), (160704, 509455), (200880, 407564), (203782, 401760), (267840, 305673)]