21057818880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:782

約数の個数: 576

約数和(自身を含む): 81604067328

約数和(自身を除く): 60546248448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 37, 40, 42, 48, 56, 60, 62, 64, 70, 74, 80, 84, 93, 96, 105, 111, 112, 120, 124, 128, 140, 148, 155, 160, 168, 185, 186, 192, 210, 217, 222, 224, 240, 248, 256, 259, 280, 296, 310, 320, 336, 370, 372, 384, 420, 434, 444, 448, 465, 480, 496, 518, 555, 560, 592, 620, 640, 651, 672, 683, 740, 744, 768, 777, 840, 868, 888, 896, 930, 960, 992, 1036, 1085, 1110, 1120, 1147, 1184, 1240, 1280, 1295, 1302, 1344, 1366, 1480, 1488, 1554, 1680, 1736, 1776, 1792, 1860, 1920, 1984, 2049, 2072, 2170, 2220, 2240, 2294, 2368, 2480, 2590, 2604, 2688, 2732, 2960, 2976, 3108, 3255, 3360, 3415, 3441, 3472, 3552, 3720, 3840, 3885, 3968, 4098, 4144, 4340, 4440, 4480, 4588, 4736, 4781, 4960, 5180, 5208, 5376, 5464, 5735, 5920, 5952, 6216, 6510, 6720, 6830, 6882, 6944, 7104, 7440, 7770, 7936, 8029, 8196, 8288, 8680, 8880, 8960, 9176, 9472, 9562, 9920, 10245, 10360, 10416, 10928, 11470, 11840, 11904, 12432, 13020, 13440, 13660, 13764, 13888, 14208, 14343, 14880, 15540, 16058, 16392, 16576, 17205, 17360, 17760, 18352, 19124, 19840, 20490, 20720, 20832, 21173, 21856, 22940, 23680, 23808, 23905, 24087, 24864, 25271, 26040, 26880, 27320, 27528, 27776, 28416, 28686, 29760, 31080, 32116, 32784, 33152, 34410, 34720, 35520, 36704, 38248, 39680, 40145, 40980, 41440, 41664, 42346, 43712, 45880, 47360, 47810, 48174, 49728, 50542, 52080, 54640, 55056, 55552, 57372, 59520, 62160, 63519, 64232, 65568, 66304, 68820, 69440, 71040, 71715, 73408, 75813, 76496, 80290, 81960, 82880, 83328, 84692, 87424, 91760, 95620, 96348, 99456, 101084, 104160, 105865, 109280, 110112, 114744, 119040, 120435, 124320, 126355, 127038, 128464, 131136, 137640, 138880, 142080, 143430, 146816, 148211, 151626, 152992, 160580, 163920, 165760, 166656, 169384, 174848, 176897, 183520, 191240, 192696, 198912, 202168, 208320, 211730, 218560, 220224, 229488, 240870, 248640, 252710, 254076, 256928, 262272, 275280, 277760, 286860, 293632, 296422, 303252, 305984, 317595, 321160, 327840, 331520, 338768, 353794, 367040, 379065, 382480, 385392, 404336, 416640, 423460, 437120, 440448, 444633, 458976, 481740, 497280, 505420, 508152, 513856, 524544, 530691, 550560, 573720, 592844, 606504, 611968, 635190, 642320, 655680, 677536, 707588, 734080, 741055, 758130, 764960, 770784, 783401, 808672, 833280, 846920, 874240, 880896, 884485, 889266, 917952, 963480, 994560, 1010840, 1016304, 1027712, 1061382, 1101120, 1147440, 1185688, 1213008, 1223936, 1270380, 1284640, 1311360, 1355072, 1415176, 1468160, 1482110, 1516260, 1529920, 1541568, 1566802, 1617344, 1693840, 1768970, 1778532, 1835904, 1926960, 2021680, 2032608, 2055424, 2122764, 2202240, 2223165, 2294880, 2350203, 2371376, 2426016, 2540760, 2569280, 2622720, 2653455, 2710144, 2830352, 2964220, 3032520, 3059840, 3083136, 3133604, 3234688, 3387680, 3537940, 3557064, 3671808, 3853920, 3917005, 4043360, 4065216, 4245528, 4404480, 4446330, 4589760, 4700406, 4742752, 4852032, 5081520, 5138560, 5306910, 5420288, 5483807, 5660704, 5928440, 6065040, 6119680, 6166272, 6267208, 6469376, 6775360, 7075880, 7114128, 7707840, 7834010, 8086720, 8130432, 8491056, 8892660, 9179520, 9400812, 9485504, 9704064, 10163040, 10277120, 10613820, 10967614, 11321408, 11751015, 11856880, 12130080, 12534416, 13550720, 14151760, 14228256, 15415680, 15668020, 16173440, 16260864, 16451421, 16982112, 17785320, 18359040, 18801624, 18971008, 19408128, 20326080, 21227640, 21935228, 22642816, 23502030, 23713760, 24260160, 25068832, 27101440, 27419035, 28303520, 28456512, 30831360, 31336040, 32346880, 32902842, 33964224, 35570640, 37603248, 37942016, 40652160, 42455280, 43870456, 45285632, 47004060, 47427520, 48520320, 50137664, 54838070, 56607040, 56913024, 62672080, 65805684, 67928448, 71141280, 75206496, 81304320, 82257105, 84910560, 87740912, 94008120, 94855040, 97040640, 100275328, 109676140, 113214080, 113826048, 125344160, 131611368, 135856896, 142282560, 150412992, 164514210, 169821120, 175481824, 188016240, 189710080, 200550656, 219352280, 226428160, 250688320, 263222736, 284565120, 300825984, 329028420, 339642240, 350963648, 376032480, 438704560, 501376640, 526445472, 569130240, 601651968, 658056840, 679284480, 701927296, 752064960, 877409120, 1002753280, 1052890944, 1316113680, 1403854592, 1504129920, 1754818240, 2105781888, 2632227360, 3008259840, 3509636480, 4211563776, 5264454720, 7019272960, 10528909440, 21057818880]

約数ペア:

[(1, 21057818880), (2, 10528909440), (3, 7019272960), (4, 5264454720), (5, 4211563776), (6, 3509636480), (7, 3008259840), (8, 2632227360), (10, 2105781888), (12, 1754818240), (14, 1504129920), (15, 1403854592), (16, 1316113680), (20, 1052890944), (21, 1002753280), (24, 877409120), (28, 752064960), (30, 701927296), (31, 679284480), (32, 658056840), (35, 601651968), (37, 569130240), (40, 526445472), (42, 501376640), (48, 438704560), (56, 376032480), (60, 350963648), (62, 339642240), (64, 329028420), (70, 300825984), (74, 284565120), (80, 263222736), (84, 250688320), (93, 226428160), (96, 219352280), (105, 200550656), (111, 189710080), (112, 188016240), (120, 175481824), (124, 169821120), (128, 164514210), (140, 150412992), (148, 142282560), (155, 135856896), (160, 131611368), (168, 125344160), (185, 113826048), (186, 113214080), (192, 109676140), (210, 100275328), (217, 97040640), (222, 94855040), (224, 94008120), (240, 87740912), (248, 84910560), (256, 82257105), (259, 81304320), (280, 75206496), (296, 71141280), (310, 67928448), (320, 65805684), (336, 62672080), (370, 56913024), (372, 56607040), (384, 54838070), (420, 50137664), (434, 48520320), (444, 47427520), (448, 47004060), (465, 45285632), (480, 43870456), (496, 42455280), (518, 40652160), (555, 37942016), (560, 37603248), (592, 35570640), (620, 33964224), (640, 32902842), (651, 32346880), (672, 31336040), (683, 30831360), (740, 28456512), (744, 28303520), (768, 27419035), (777, 27101440), (840, 25068832), (868, 24260160), (888, 23713760), (896, 23502030), (930, 22642816), (960, 21935228), (992, 21227640), (1036, 20326080), (1085, 19408128), (1110, 18971008), (1120, 18801624), (1147, 18359040), (1184, 17785320), (1240, 16982112), (1280, 16451421), (1295, 16260864), (1302, 16173440), (1344, 15668020), (1366, 15415680), (1480, 14228256), (1488, 14151760), (1554, 13550720), (1680, 12534416), (1736, 12130080), (1776, 11856880), (1792, 11751015), (1860, 11321408), (1920, 10967614), (1984, 10613820), (2049, 10277120), (2072, 10163040), (2170, 9704064), (2220, 9485504), (2240, 9400812), (2294, 9179520), (2368, 8892660), (2480, 8491056), (2590, 8130432), (2604, 8086720), (2688, 7834010), (2732, 7707840), (2960, 7114128), (2976, 7075880), (3108, 6775360), (3255, 6469376), (3360, 6267208), (3415, 6166272), (3441, 6119680), (3472, 6065040), (3552, 5928440), (3720, 5660704), (3840, 5483807), (3885, 5420288), (3968, 5306910), (4098, 5138560), (4144, 5081520), (4340, 4852032), (4440, 4742752), (4480, 4700406), (4588, 4589760), (4736, 4446330), (4781, 4404480), (4960, 4245528), (5180, 4065216), (5208, 4043360), (5376, 3917005), (5464, 3853920), (5735, 3671808), (5920, 3557064), (5952, 3537940), (6216, 3387680), (6510, 3234688), (6720, 3133604), (6830, 3083136), (6882, 3059840), (6944, 3032520), (7104, 2964220), (7440, 2830352), (7770, 2710144), (7936, 2653455), (8029, 2622720), (8196, 2569280), (8288, 2540760), (8680, 2426016), (8880, 2371376), (8960, 2350203), (9176, 2294880), (9472, 2223165), (9562, 2202240), (9920, 2122764), (10245, 2055424), (10360, 2032608), (10416, 2021680), (10928, 1926960), (11470, 1835904), (11840, 1778532), (11904, 1768970), (12432, 1693840), (13020, 1617344), (13440, 1566802), (13660, 1541568), (13764, 1529920), (13888, 1516260), (14208, 1482110), (14343, 1468160), (14880, 1415176), (15540, 1355072), (16058, 1311360), (16392, 1284640), (16576, 1270380), (17205, 1223936), (17360, 1213008), (17760, 1185688), (18352, 1147440), (19124, 1101120), (19840, 1061382), (20490, 1027712), (20720, 1016304), (20832, 1010840), (21173, 994560), (21856, 963480), (22940, 917952), (23680, 889266), (23808, 884485), (23905, 880896), (24087, 874240), (24864, 846920), (25271, 833280), (26040, 808672), (26880, 783401), (27320, 770784), (27528, 764960), (27776, 758130), (28416, 741055), (28686, 734080), (29760, 707588), (31080, 677536), (32116, 655680), (32784, 642320), (33152, 635190), (34410, 611968), (34720, 606504), (35520, 592844), (36704, 573720), (38248, 550560), (39680, 530691), (40145, 524544), (40980, 513856), (41440, 508152), (41664, 505420), (42346, 497280), (43712, 481740), (45880, 458976), (47360, 444633), (47810, 440448), (48174, 437120), (49728, 423460), (50542, 416640), (52080, 404336), (54640, 385392), (55056, 382480), (55552, 379065), (57372, 367040), (59520, 353794), (62160, 338768), (63519, 331520), (64232, 327840), (65568, 321160), (66304, 317595), (68820, 305984), (69440, 303252), (71040, 296422), (71715, 293632), (73408, 286860), (75813, 277760), (76496, 275280), (80290, 262272), (81960, 256928), (82880, 254076), (83328, 252710), (84692, 248640), (87424, 240870), (91760, 229488), (95620, 220224), (96348, 218560), (99456, 211730), (101084, 208320), (104160, 202168), (105865, 198912), (109280, 192696), (110112, 191240), (114744, 183520), (119040, 176897), (120435, 174848), (124320, 169384), (126355, 166656), (127038, 165760), (128464, 163920), (131136, 160580), (137640, 152992), (138880, 151626), (142080, 148211), (143430, 146816)]