20501821440

素因数分解:

$2^{11}\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2622

約数の個数: 384

約数和(自身を含む): 75420072000

約数和(自身を除く): 54918250560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 256, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 512, 522, 540, 576, 580, 640, 696, 720, 768, 783, 864, 870, 928, 960, 1024, 1044, 1080, 1152, 1160, 1280, 1305, 1392, 1440, 1536, 1566, 1728, 1740, 1856, 1920, 2048, 2088, 2160, 2304, 2320, 2557, 2560, 2610, 2784, 2880, 3072, 3132, 3456, 3480, 3712, 3840, 3915, 4176, 4320, 4608, 4640, 5114, 5120, 5220, 5568, 5760, 6144, 6264, 6912, 6960, 7424, 7671, 7680, 7830, 8352, 8640, 9216, 9280, 10228, 10240, 10440, 11136, 11520, 12528, 12785, 13824, 13920, 14848, 15342, 15360, 15660, 16704, 17280, 18432, 18560, 20456, 20880, 22272, 23013, 23040, 25056, 25570, 27648, 27840, 29696, 30684, 30720, 31320, 33408, 34560, 37120, 38355, 40912, 41760, 44544, 46026, 46080, 50112, 51140, 55296, 55680, 59392, 61368, 62640, 66816, 69039, 69120, 74153, 74240, 76710, 81824, 83520, 89088, 92052, 92160, 100224, 102280, 111360, 115065, 122736, 125280, 133632, 138078, 138240, 148306, 148480, 153420, 163648, 167040, 178176, 184104, 200448, 204560, 222459, 222720, 230130, 245472, 250560, 267264, 276156, 276480, 296612, 296960, 306840, 327296, 334080, 345195, 368208, 370765, 400896, 409120, 444918, 445440, 460260, 490944, 501120, 534528, 552312, 593224, 613680, 654592, 667377, 668160, 690390, 736416, 741530, 801792, 818240, 889836, 890880, 920520, 981888, 1002240, 1104624, 1112295, 1186448, 1227360, 1309184, 1334754, 1336320, 1380780, 1472832, 1483060, 1603584, 1636480, 1779672, 1841040, 1963776, 2002131, 2004480, 2209248, 2224590, 2372896, 2454720, 2618368, 2669508, 2672640, 2761560, 2945664, 2966120, 3272960, 3336885, 3559344, 3682080, 3927552, 4004262, 4008960, 4418496, 4449180, 4745792, 4909440, 5236736, 5339016, 5523120, 5891328, 5932240, 6545920, 6673770, 7118688, 7364160, 7855104, 8008524, 8017920, 8836992, 8898360, 9491584, 9818880, 10010655, 10678032, 11046240, 11782656, 11864480, 13091840, 13347540, 14237376, 14728320, 15710208, 16017048, 17673984, 17796720, 18983168, 19637760, 20021310, 21356064, 22092480, 23565312, 23728960, 26183680, 26695080, 28474752, 29456640, 32034096, 35347968, 35593440, 37966336, 39275520, 40042620, 42712128, 44184960, 47130624, 47457920, 53390160, 56949504, 58913280, 64068192, 70695936, 71186880, 75932672, 78551040, 80085240, 85424256, 88369920, 94915840, 106780320, 113899008, 117826560, 128136384, 141391872, 142373760, 151865344, 160170480, 170848512, 176739840, 189831680, 213560640, 227798016, 235653120, 256272768, 284747520, 320340960, 341697024, 353479680, 379663360, 427121280, 455596032, 512545536, 569495040, 640681920, 683394048, 706959360, 759326720, 854242560, 1025091072, 1138990080, 1281363840, 1366788096, 1708485120, 2050182144, 2277980160, 2562727680, 3416970240, 4100364288, 5125455360, 6833940480, 10250910720, 20501821440]

約数ペア:

[(1, 20501821440), (2, 10250910720), (3, 6833940480), (4, 5125455360), (5, 4100364288), (6, 3416970240), (8, 2562727680), (9, 2277980160), (10, 2050182144), (12, 1708485120), (15, 1366788096), (16, 1281363840), (18, 1138990080), (20, 1025091072), (24, 854242560), (27, 759326720), (29, 706959360), (30, 683394048), (32, 640681920), (36, 569495040), (40, 512545536), (45, 455596032), (48, 427121280), (54, 379663360), (58, 353479680), (60, 341697024), (64, 320340960), (72, 284747520), (80, 256272768), (87, 235653120), (90, 227798016), (96, 213560640), (108, 189831680), (116, 176739840), (120, 170848512), (128, 160170480), (135, 151865344), (144, 142373760), (145, 141391872), (160, 128136384), (174, 117826560), (180, 113899008), (192, 106780320), (216, 94915840), (232, 88369920), (240, 85424256), (256, 80085240), (261, 78551040), (270, 75932672), (288, 71186880), (290, 70695936), (320, 64068192), (348, 58913280), (360, 56949504), (384, 53390160), (432, 47457920), (435, 47130624), (464, 44184960), (480, 42712128), (512, 40042620), (522, 39275520), (540, 37966336), (576, 35593440), (580, 35347968), (640, 32034096), (696, 29456640), (720, 28474752), (768, 26695080), (783, 26183680), (864, 23728960), (870, 23565312), (928, 22092480), (960, 21356064), (1024, 20021310), (1044, 19637760), (1080, 18983168), (1152, 17796720), (1160, 17673984), (1280, 16017048), (1305, 15710208), (1392, 14728320), (1440, 14237376), (1536, 13347540), (1566, 13091840), (1728, 11864480), (1740, 11782656), (1856, 11046240), (1920, 10678032), (2048, 10010655), (2088, 9818880), (2160, 9491584), (2304, 8898360), (2320, 8836992), (2557, 8017920), (2560, 8008524), (2610, 7855104), (2784, 7364160), (2880, 7118688), (3072, 6673770), (3132, 6545920), (3456, 5932240), (3480, 5891328), (3712, 5523120), (3840, 5339016), (3915, 5236736), (4176, 4909440), (4320, 4745792), (4608, 4449180), (4640, 4418496), (5114, 4008960), (5120, 4004262), (5220, 3927552), (5568, 3682080), (5760, 3559344), (6144, 3336885), (6264, 3272960), (6912, 2966120), (6960, 2945664), (7424, 2761560), (7671, 2672640), (7680, 2669508), (7830, 2618368), (8352, 2454720), (8640, 2372896), (9216, 2224590), (9280, 2209248), (10228, 2004480), (10240, 2002131), (10440, 1963776), (11136, 1841040), (11520, 1779672), (12528, 1636480), (12785, 1603584), (13824, 1483060), (13920, 1472832), (14848, 1380780), (15342, 1336320), (15360, 1334754), (15660, 1309184), (16704, 1227360), (17280, 1186448), (18432, 1112295), (18560, 1104624), (20456, 1002240), (20880, 981888), (22272, 920520), (23013, 890880), (23040, 889836), (25056, 818240), (25570, 801792), (27648, 741530), (27840, 736416), (29696, 690390), (30684, 668160), (30720, 667377), (31320, 654592), (33408, 613680), (34560, 593224), (37120, 552312), (38355, 534528), (40912, 501120), (41760, 490944), (44544, 460260), (46026, 445440), (46080, 444918), (50112, 409120), (51140, 400896), (55296, 370765), (55680, 368208), (59392, 345195), (61368, 334080), (62640, 327296), (66816, 306840), (69039, 296960), (69120, 296612), (74153, 276480), (74240, 276156), (76710, 267264), (81824, 250560), (83520, 245472), (89088, 230130), (92052, 222720), (92160, 222459), (100224, 204560), (102280, 200448), (111360, 184104), (115065, 178176), (122736, 167040), (125280, 163648), (133632, 153420), (138078, 148480), (138240, 148306)]