20785870080

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3931}}^1$

素因数の和:3984

約数の個数: 432

約数和(自身を含む): 78987714624

約数和(自身を除く): 58201844544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 243, 255, 256, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 486, 510, 540, 544, 576, 612, 640, 648, 680, 720, 765, 768, 810, 816, 864, 918, 960, 972, 1020, 1080, 1088, 1152, 1215, 1224, 1280, 1296, 1360, 1377, 1440, 1530, 1620, 1632, 1728, 1836, 1920, 1944, 2040, 2160, 2176, 2295, 2304, 2430, 2448, 2592, 2720, 2754, 2880, 3060, 3240, 3264, 3456, 3672, 3840, 3888, 3931, 4080, 4131, 4320, 4352, 4590, 4860, 4896, 5184, 5440, 5508, 5760, 6120, 6480, 6528, 6885, 6912, 7344, 7776, 7862, 8160, 8262, 8640, 9180, 9720, 9792, 10368, 10880, 11016, 11520, 11793, 12240, 12960, 13056, 13770, 14688, 15552, 15724, 16320, 16524, 17280, 18360, 19440, 19584, 19655, 20655, 20736, 21760, 22032, 23586, 24480, 25920, 27540, 29376, 31104, 31448, 32640, 33048, 34560, 35379, 36720, 38880, 39168, 39310, 41310, 44064, 47172, 48960, 51840, 55080, 58752, 58965, 62208, 62896, 65280, 66096, 66827, 70758, 73440, 77760, 78620, 82620, 88128, 94344, 97920, 103680, 106137, 110160, 117504, 117930, 125792, 132192, 133654, 141516, 146880, 155520, 157240, 165240, 176256, 176895, 188688, 195840, 200481, 212274, 220320, 235860, 251584, 264384, 267308, 283032, 293760, 311040, 314480, 318411, 330480, 334135, 352512, 353790, 377376, 400962, 424548, 440640, 471720, 503168, 528768, 530685, 534616, 566064, 587520, 601443, 628960, 636822, 660960, 668270, 707580, 754752, 801924, 849096, 881280, 943440, 955233, 1002405, 1006336, 1057536, 1061370, 1069232, 1132128, 1202886, 1257920, 1273644, 1321920, 1336540, 1415160, 1509504, 1592055, 1603848, 1698192, 1762560, 1804329, 1886880, 1910466, 2004810, 2122740, 2138464, 2264256, 2405772, 2515840, 2547288, 2643840, 2673080, 2830320, 3007215, 3019008, 3184110, 3207696, 3396384, 3608658, 3773760, 3820932, 4009620, 4245480, 4276928, 4528512, 4776165, 4811544, 5031680, 5094576, 5287680, 5346160, 5412987, 5660640, 6014430, 6368220, 6415392, 6792768, 7217316, 7547520, 7641864, 8019240, 8490960, 8553856, 9021645, 9057024, 9552330, 9623088, 10189152, 10692320, 10825974, 11321280, 12028860, 12736440, 12830784, 13585536, 14434632, 15095040, 15283728, 16038480, 16238961, 16981920, 17107712, 18043290, 19104660, 19246176, 20378304, 21384640, 21651948, 22642560, 24057720, 25472880, 25661568, 27064935, 27171072, 28869264, 30567456, 32076960, 32477922, 33963840, 36086580, 38209320, 38492352, 40756608, 42769280, 43303896, 45285120, 48115440, 50945760, 51323136, 54129870, 57738528, 61134912, 64153920, 64955844, 67927680, 72173160, 76418640, 76984704, 81194805, 81513216, 85538560, 86607792, 96230880, 101891520, 108259740, 115477056, 122269824, 128307840, 129911688, 135855360, 144346320, 152837280, 153969408, 162389610, 173215584, 192461760, 203783040, 216519480, 230954112, 244539648, 256615680, 259823376, 288692640, 305674560, 324779220, 346431168, 384923520, 407566080, 433038960, 461908224, 519646752, 577385280, 611349120, 649558440, 692862336, 769847040, 866077920, 1039293504, 1154770560, 1222698240, 1299116880, 1385724672, 1732155840, 2078587008, 2309541120, 2598233760, 3464311680, 4157174016, 5196467520, 6928623360, 10392935040, 20785870080]

約数ペア:

[(1, 20785870080), (2, 10392935040), (3, 6928623360), (4, 5196467520), (5, 4157174016), (6, 3464311680), (8, 2598233760), (9, 2309541120), (10, 2078587008), (12, 1732155840), (15, 1385724672), (16, 1299116880), (17, 1222698240), (18, 1154770560), (20, 1039293504), (24, 866077920), (27, 769847040), (30, 692862336), (32, 649558440), (34, 611349120), (36, 577385280), (40, 519646752), (45, 461908224), (48, 433038960), (51, 407566080), (54, 384923520), (60, 346431168), (64, 324779220), (68, 305674560), (72, 288692640), (80, 259823376), (81, 256615680), (85, 244539648), (90, 230954112), (96, 216519480), (102, 203783040), (108, 192461760), (120, 173215584), (128, 162389610), (135, 153969408), (136, 152837280), (144, 144346320), (153, 135855360), (160, 129911688), (162, 128307840), (170, 122269824), (180, 115477056), (192, 108259740), (204, 101891520), (216, 96230880), (240, 86607792), (243, 85538560), (255, 81513216), (256, 81194805), (270, 76984704), (272, 76418640), (288, 72173160), (306, 67927680), (320, 64955844), (324, 64153920), (340, 61134912), (360, 57738528), (384, 54129870), (405, 51323136), (408, 50945760), (432, 48115440), (459, 45285120), (480, 43303896), (486, 42769280), (510, 40756608), (540, 38492352), (544, 38209320), (576, 36086580), (612, 33963840), (640, 32477922), (648, 32076960), (680, 30567456), (720, 28869264), (765, 27171072), (768, 27064935), (810, 25661568), (816, 25472880), (864, 24057720), (918, 22642560), (960, 21651948), (972, 21384640), (1020, 20378304), (1080, 19246176), (1088, 19104660), (1152, 18043290), (1215, 17107712), (1224, 16981920), (1280, 16238961), (1296, 16038480), (1360, 15283728), (1377, 15095040), (1440, 14434632), (1530, 13585536), (1620, 12830784), (1632, 12736440), (1728, 12028860), (1836, 11321280), (1920, 10825974), (1944, 10692320), (2040, 10189152), (2160, 9623088), (2176, 9552330), (2295, 9057024), (2304, 9021645), (2430, 8553856), (2448, 8490960), (2592, 8019240), (2720, 7641864), (2754, 7547520), (2880, 7217316), (3060, 6792768), (3240, 6415392), (3264, 6368220), (3456, 6014430), (3672, 5660640), (3840, 5412987), (3888, 5346160), (3931, 5287680), (4080, 5094576), (4131, 5031680), (4320, 4811544), (4352, 4776165), (4590, 4528512), (4860, 4276928), (4896, 4245480), (5184, 4009620), (5440, 3820932), (5508, 3773760), (5760, 3608658), (6120, 3396384), (6480, 3207696), (6528, 3184110), (6885, 3019008), (6912, 3007215), (7344, 2830320), (7776, 2673080), (7862, 2643840), (8160, 2547288), (8262, 2515840), (8640, 2405772), (9180, 2264256), (9720, 2138464), (9792, 2122740), (10368, 2004810), (10880, 1910466), (11016, 1886880), (11520, 1804329), (11793, 1762560), (12240, 1698192), (12960, 1603848), (13056, 1592055), (13770, 1509504), (14688, 1415160), (15552, 1336540), (15724, 1321920), (16320, 1273644), (16524, 1257920), (17280, 1202886), (18360, 1132128), (19440, 1069232), (19584, 1061370), (19655, 1057536), (20655, 1006336), (20736, 1002405), (21760, 955233), (22032, 943440), (23586, 881280), (24480, 849096), (25920, 801924), (27540, 754752), (29376, 707580), (31104, 668270), (31448, 660960), (32640, 636822), (33048, 628960), (34560, 601443), (35379, 587520), (36720, 566064), (38880, 534616), (39168, 530685), (39310, 528768), (41310, 503168), (44064, 471720), (47172, 440640), (48960, 424548), (51840, 400962), (55080, 377376), (58752, 353790), (58965, 352512), (62208, 334135), (62896, 330480), (65280, 318411), (66096, 314480), (66827, 311040), (70758, 293760), (73440, 283032), (77760, 267308), (78620, 264384), (82620, 251584), (88128, 235860), (94344, 220320), (97920, 212274), (103680, 200481), (106137, 195840), (110160, 188688), (117504, 176895), (117930, 176256), (125792, 165240), (132192, 157240), (133654, 155520), (141516, 146880)]