20527882560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{7417}}^1$

素因数の和:7502

約数の個数: 252

約数和(自身を含む): 72968329044

約数和(自身を除く): 52440446484

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 961, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1922, 1984, 2232, 2480, 2790, 2880, 2883, 2976, 3720, 3844, 4464, 4805, 4960, 5580, 5766, 5952, 7417, 7440, 7688, 8649, 8928, 9610, 9920, 11160, 11532, 14415, 14834, 14880, 15376, 17298, 17856, 19220, 22251, 22320, 23064, 28830, 29668, 29760, 30752, 34596, 37085, 38440, 43245, 44502, 44640, 46128, 57660, 59336, 61504, 66753, 69192, 74170, 76880, 86490, 89004, 89280, 92256, 111255, 115320, 118672, 133506, 138384, 148340, 153760, 172980, 178008, 184512, 222510, 229927, 230640, 237344, 267012, 276768, 296680, 307520, 333765, 345960, 356016, 445020, 459854, 461280, 474688, 534024, 553536, 593360, 667530, 689781, 691920, 712032, 890040, 919708, 922560, 1068048, 1149635, 1186720, 1335060, 1379562, 1383840, 1424064, 1780080, 1839416, 2069343, 2136096, 2299270, 2373440, 2670120, 2759124, 2767680, 3448905, 3560160, 3678832, 4138686, 4272192, 4598540, 5340240, 5518248, 6897810, 7120320, 7127737, 7357664, 8277372, 9197080, 10346715, 10680480, 11036496, 13795620, 14255474, 14715328, 16554744, 18394160, 20693430, 21360960, 21383211, 22072992, 27591240, 28510948, 33109488, 35638685, 36788320, 41386860, 42766422, 44145984, 55182480, 57021896, 64149633, 66218976, 71277370, 73576640, 82773720, 85532844, 106916055, 110364960, 114043792, 128299266, 132437952, 142554740, 165547440, 171065688, 213832110, 220729920, 228087584, 256598532, 285109480, 320748165, 331094880, 342131376, 427664220, 456175168, 513197064, 570218960, 641496330, 662189760, 684262752, 855328440, 1026394128, 1140437920, 1282992660, 1368525504, 1710656880, 2052788256, 2280875840, 2565985320, 3421313760, 4105576512, 5131970640, 6842627520, 10263941280, 20527882560]

約数ペア:

[(1, 20527882560), (2, 10263941280), (3, 6842627520), (4, 5131970640), (5, 4105576512), (6, 3421313760), (8, 2565985320), (9, 2280875840), (10, 2052788256), (12, 1710656880), (15, 1368525504), (16, 1282992660), (18, 1140437920), (20, 1026394128), (24, 855328440), (30, 684262752), (31, 662189760), (32, 641496330), (36, 570218960), (40, 513197064), (45, 456175168), (48, 427664220), (60, 342131376), (62, 331094880), (64, 320748165), (72, 285109480), (80, 256598532), (90, 228087584), (93, 220729920), (96, 213832110), (120, 171065688), (124, 165547440), (144, 142554740), (155, 132437952), (160, 128299266), (180, 114043792), (186, 110364960), (192, 106916055), (240, 85532844), (248, 82773720), (279, 73576640), (288, 71277370), (310, 66218976), (320, 64149633), (360, 57021896), (372, 55182480), (465, 44145984), (480, 42766422), (496, 41386860), (558, 36788320), (576, 35638685), (620, 33109488), (720, 28510948), (744, 27591240), (930, 22072992), (960, 21383211), (961, 21360960), (992, 20693430), (1116, 18394160), (1240, 16554744), (1395, 14715328), (1440, 14255474), (1488, 13795620), (1860, 11036496), (1922, 10680480), (1984, 10346715), (2232, 9197080), (2480, 8277372), (2790, 7357664), (2880, 7127737), (2883, 7120320), (2976, 6897810), (3720, 5518248), (3844, 5340240), (4464, 4598540), (4805, 4272192), (4960, 4138686), (5580, 3678832), (5766, 3560160), (5952, 3448905), (7417, 2767680), (7440, 2759124), (7688, 2670120), (8649, 2373440), (8928, 2299270), (9610, 2136096), (9920, 2069343), (11160, 1839416), (11532, 1780080), (14415, 1424064), (14834, 1383840), (14880, 1379562), (15376, 1335060), (17298, 1186720), (17856, 1149635), (19220, 1068048), (22251, 922560), (22320, 919708), (23064, 890040), (28830, 712032), (29668, 691920), (29760, 689781), (30752, 667530), (34596, 593360), (37085, 553536), (38440, 534024), (43245, 474688), (44502, 461280), (44640, 459854), (46128, 445020), (57660, 356016), (59336, 345960), (61504, 333765), (66753, 307520), (69192, 296680), (74170, 276768), (76880, 267012), (86490, 237344), (89004, 230640), (89280, 229927), (92256, 222510), (111255, 184512), (115320, 178008), (118672, 172980), (133506, 153760), (138384, 148340)]