20536622080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:375

約数の個数: 352

約数和(自身を含む): 56453967360

約数和(自身を除く): 35917345280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 37, 40, 52, 62, 64, 65, 74, 80, 104, 124, 128, 130, 148, 155, 160, 185, 208, 248, 256, 260, 269, 296, 310, 320, 370, 403, 416, 481, 496, 512, 520, 538, 592, 620, 640, 740, 806, 832, 962, 992, 1024, 1040, 1076, 1147, 1184, 1240, 1280, 1345, 1480, 1612, 1664, 1924, 1984, 2015, 2080, 2152, 2294, 2368, 2405, 2480, 2560, 2690, 2960, 3224, 3328, 3497, 3848, 3968, 4030, 4160, 4304, 4588, 4736, 4810, 4960, 5120, 5380, 5735, 5920, 6448, 6656, 6994, 7696, 7936, 8060, 8320, 8339, 8608, 9176, 9472, 9620, 9920, 9953, 10760, 11470, 11840, 12896, 13312, 13988, 14911, 15392, 15872, 16120, 16640, 16678, 17216, 17485, 18352, 18944, 19240, 19840, 19906, 21520, 22940, 23680, 25792, 27976, 29822, 30784, 31744, 32240, 33280, 33356, 34432, 34970, 36704, 37888, 38480, 39680, 39812, 41695, 43040, 45880, 47360, 49765, 51584, 55952, 59644, 61568, 64480, 66560, 66712, 68864, 69940, 73408, 74555, 76960, 79360, 79624, 83390, 86080, 91760, 94720, 99530, 103168, 108407, 111904, 119288, 123136, 128960, 129389, 133424, 137728, 139880, 146816, 149110, 153920, 158720, 159248, 166780, 172160, 183520, 189440, 199060, 206336, 216814, 223808, 238576, 246272, 257920, 258778, 266848, 275456, 279760, 293632, 298220, 307840, 308543, 318496, 333560, 344320, 367040, 398120, 412672, 433628, 447616, 477152, 492544, 515840, 517556, 533696, 542035, 559520, 587264, 596440, 615680, 617086, 636992, 646945, 667120, 688640, 734080, 796240, 867256, 895232, 954304, 1031680, 1035112, 1067392, 1084070, 1119040, 1174528, 1192880, 1231360, 1234172, 1273984, 1293890, 1334240, 1377280, 1468160, 1542715, 1592480, 1734512, 1790464, 1908608, 2063360, 2070224, 2134784, 2168140, 2238080, 2385760, 2462720, 2468344, 2547968, 2587780, 2668480, 2936320, 3085430, 3184960, 3469024, 3580928, 3817216, 4011059, 4140448, 4269568, 4336280, 4476160, 4771520, 4936688, 5095936, 5175560, 5336960, 5872640, 6170860, 6369920, 6938048, 7634432, 8022118, 8280896, 8539136, 8672560, 8952320, 9543040, 9873376, 10191872, 10351120, 10673920, 12341720, 12739840, 13876096, 15268864, 16044236, 16561792, 17345120, 17904640, 19086080, 19746752, 20055295, 20702240, 21347840, 24683440, 25479680, 27752192, 32088472, 33123584, 34690240, 38172160, 39493504, 40110590, 41404480, 42695680, 49366880, 50959360, 55504384, 64176944, 66247168, 69380480, 76344320, 78987008, 80221180, 82808960, 98733760, 111008768, 128353888, 132494336, 138760960, 157974016, 160442360, 165617920, 197467520, 256707776, 277521920, 315948032, 320884720, 331235840, 394935040, 513415552, 555043840, 641769440, 662471680, 789870080, 1026831104, 1283538880, 1579740160, 2053662208, 2567077760, 4107324416, 5134155520, 10268311040, 20536622080]

約数ペア:

[(1, 20536622080), (2, 10268311040), (4, 5134155520), (5, 4107324416), (8, 2567077760), (10, 2053662208), (13, 1579740160), (16, 1283538880), (20, 1026831104), (26, 789870080), (31, 662471680), (32, 641769440), (37, 555043840), (40, 513415552), (52, 394935040), (62, 331235840), (64, 320884720), (65, 315948032), (74, 277521920), (80, 256707776), (104, 197467520), (124, 165617920), (128, 160442360), (130, 157974016), (148, 138760960), (155, 132494336), (160, 128353888), (185, 111008768), (208, 98733760), (248, 82808960), (256, 80221180), (260, 78987008), (269, 76344320), (296, 69380480), (310, 66247168), (320, 64176944), (370, 55504384), (403, 50959360), (416, 49366880), (481, 42695680), (496, 41404480), (512, 40110590), (520, 39493504), (538, 38172160), (592, 34690240), (620, 33123584), (640, 32088472), (740, 27752192), (806, 25479680), (832, 24683440), (962, 21347840), (992, 20702240), (1024, 20055295), (1040, 19746752), (1076, 19086080), (1147, 17904640), (1184, 17345120), (1240, 16561792), (1280, 16044236), (1345, 15268864), (1480, 13876096), (1612, 12739840), (1664, 12341720), (1924, 10673920), (1984, 10351120), (2015, 10191872), (2080, 9873376), (2152, 9543040), (2294, 8952320), (2368, 8672560), (2405, 8539136), (2480, 8280896), (2560, 8022118), (2690, 7634432), (2960, 6938048), (3224, 6369920), (3328, 6170860), (3497, 5872640), (3848, 5336960), (3968, 5175560), (4030, 5095936), (4160, 4936688), (4304, 4771520), (4588, 4476160), (4736, 4336280), (4810, 4269568), (4960, 4140448), (5120, 4011059), (5380, 3817216), (5735, 3580928), (5920, 3469024), (6448, 3184960), (6656, 3085430), (6994, 2936320), (7696, 2668480), (7936, 2587780), (8060, 2547968), (8320, 2468344), (8339, 2462720), (8608, 2385760), (9176, 2238080), (9472, 2168140), (9620, 2134784), (9920, 2070224), (9953, 2063360), (10760, 1908608), (11470, 1790464), (11840, 1734512), (12896, 1592480), (13312, 1542715), (13988, 1468160), (14911, 1377280), (15392, 1334240), (15872, 1293890), (16120, 1273984), (16640, 1234172), (16678, 1231360), (17216, 1192880), (17485, 1174528), (18352, 1119040), (18944, 1084070), (19240, 1067392), (19840, 1035112), (19906, 1031680), (21520, 954304), (22940, 895232), (23680, 867256), (25792, 796240), (27976, 734080), (29822, 688640), (30784, 667120), (31744, 646945), (32240, 636992), (33280, 617086), (33356, 615680), (34432, 596440), (34970, 587264), (36704, 559520), (37888, 542035), (38480, 533696), (39680, 517556), (39812, 515840), (41695, 492544), (43040, 477152), (45880, 447616), (47360, 433628), (49765, 412672), (51584, 398120), (55952, 367040), (59644, 344320), (61568, 333560), (64480, 318496), (66560, 308543), (66712, 307840), (68864, 298220), (69940, 293632), (73408, 279760), (74555, 275456), (76960, 266848), (79360, 258778), (79624, 257920), (83390, 246272), (86080, 238576), (91760, 223808), (94720, 216814), (99530, 206336), (103168, 199060), (108407, 189440), (111904, 183520), (119288, 172160), (123136, 166780), (128960, 159248), (129389, 158720), (133424, 153920), (137728, 149110), (139880, 146816)]