20808154080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:919

約数の個数: 576

約数和(自身を含む): 84507591168

約数和(自身を除く): 63699437088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 86, 90, 96, 105, 112, 120, 122, 126, 129, 140, 144, 160, 168, 172, 180, 183, 210, 215, 224, 240, 244, 252, 258, 280, 288, 301, 305, 315, 336, 344, 360, 366, 387, 420, 427, 430, 480, 488, 504, 516, 549, 560, 602, 610, 630, 645, 672, 688, 720, 732, 774, 787, 840, 854, 860, 903, 915, 976, 1008, 1032, 1098, 1120, 1204, 1220, 1260, 1281, 1290, 1376, 1440, 1464, 1505, 1548, 1574, 1680, 1708, 1720, 1806, 1830, 1935, 1952, 2016, 2064, 2135, 2196, 2361, 2408, 2440, 2520, 2562, 2580, 2623, 2709, 2745, 2928, 3010, 3096, 3148, 3360, 3416, 3440, 3612, 3660, 3843, 3870, 3935, 4128, 4270, 4392, 4515, 4722, 4816, 4880, 5040, 5124, 5160, 5246, 5418, 5490, 5509, 5856, 6020, 6192, 6296, 6405, 6832, 6880, 7083, 7224, 7320, 7686, 7740, 7869, 7870, 8540, 8784, 9030, 9444, 9632, 9760, 10080, 10248, 10320, 10492, 10836, 10980, 11018, 11805, 12040, 12384, 12592, 12810, 13115, 13545, 13664, 14166, 14448, 14640, 15372, 15480, 15738, 15740, 16527, 17080, 17568, 18060, 18361, 18888, 19215, 20496, 20640, 20984, 21672, 21960, 22036, 23607, 23610, 24080, 25184, 25620, 26230, 27090, 27545, 28332, 28896, 29280, 30744, 30960, 31476, 31480, 33054, 33841, 34160, 35415, 36120, 36722, 37776, 38430, 39345, 40992, 41968, 43344, 43920, 44072, 47214, 47220, 48007, 48160, 49581, 51240, 52460, 54180, 55083, 55090, 56664, 61488, 61920, 62952, 62960, 66108, 67682, 68320, 70830, 72240, 73444, 75552, 76860, 78690, 82635, 83936, 86688, 87840, 88144, 91805, 94428, 94440, 96014, 99162, 101523, 102480, 104920, 108360, 110166, 110180, 113328, 118035, 122976, 125904, 125920, 132216, 135364, 141660, 144021, 144480, 146888, 153720, 157380, 165249, 165270, 169205, 176288, 183610, 188856, 188880, 192028, 198324, 203046, 204960, 209840, 216720, 220332, 220360, 226656, 236070, 236887, 240035, 247905, 251808, 264432, 270728, 275415, 283320, 288042, 293776, 304569, 307440, 314760, 330498, 330540, 336049, 338410, 367220, 377712, 377760, 384056, 396648, 406092, 419680, 432063, 433440, 440664, 440720, 472140, 473774, 480070, 495810, 507615, 528864, 541456, 550830, 566640, 576084, 587552, 609138, 614880, 629520, 660996, 661080, 672098, 676820, 710661, 720105, 734440, 755424, 768112, 793296, 812184, 826245, 864126, 881328, 881440, 944280, 947548, 960140, 991620, 1008147, 1015230, 1082912, 1101660, 1133280, 1152168, 1184435, 1218276, 1259040, 1321992, 1322160, 1344196, 1353640, 1421322, 1440210, 1468880, 1522845, 1536224, 1586592, 1624368, 1652490, 1680245, 1728252, 1762656, 1888560, 1895096, 1920280, 1983240, 2016294, 2030460, 2064301, 2131983, 2160315, 2203320, 2304336, 2368870, 2436552, 2643984, 2644320, 2688392, 2707280, 2842644, 2880420, 2937760, 3024441, 3045690, 3248736, 3304980, 3360490, 3456504, 3553305, 3777120, 3790192, 3840560, 3966480, 4032588, 4060920, 4128602, 4263966, 4320630, 4406640, 4608672, 4737740, 4873104, 5040735, 5287968, 5376784, 5414560, 5685288, 5760840, 6048882, 6091380, 6192903, 6609960, 6720980, 6913008, 7106610, 7580384, 7681120, 7932960, 8065176, 8121840, 8257204, 8527932, 8641260, 8813280, 9475480, 9746208, 10081470, 10321505, 10659915, 10753568, 11370576, 11521680, 12097764, 12182760, 12385806, 13219920, 13441960, 13826016, 14213220, 14450107, 15122205, 16130352, 16243680, 16514408, 17055864, 17282520, 18578709, 18950960, 20162940, 20643010, 21319830, 22741152, 23043360, 24195528, 24365520, 24771612, 26439840, 26883920, 28426440, 28900214, 30244410, 30964515, 32260704, 33028816, 34111728, 34565040, 37157418, 37901920, 40325880, 41286020, 42639660, 43350321, 48391056, 48731040, 49543224, 53767840, 56852880, 57800428, 60488820, 61929030, 66057632, 68223456, 69130080, 72250535, 74314836, 80651760, 82572040, 85279320, 86700642, 92893545, 96782112, 99086448, 113705760, 115600856, 120977640, 123858060, 130050963, 144501070, 148629672, 161303520, 165144080, 170558640, 173401284, 185787090, 198172896, 216751605, 231201712, 241955280, 247716120, 260101926, 289002140, 297259344, 330288160, 341117280, 346802568, 371574180, 433503210, 462403424, 483910560, 495432240, 520203852, 578004280, 594518688, 650254815, 693605136, 743148360, 867006420, 990864480, 1040407704, 1156008560, 1300509630, 1387210272, 1486296720, 1734012840, 2080815408, 2312017120, 2601019260, 2972593440, 3468025680, 4161630816, 5202038520, 6936051360, 10404077040, 20808154080]

約数ペア:

[(1, 20808154080), (2, 10404077040), (3, 6936051360), (4, 5202038520), (5, 4161630816), (6, 3468025680), (7, 2972593440), (8, 2601019260), (9, 2312017120), (10, 2080815408), (12, 1734012840), (14, 1486296720), (15, 1387210272), (16, 1300509630), (18, 1156008560), (20, 1040407704), (21, 990864480), (24, 867006420), (28, 743148360), (30, 693605136), (32, 650254815), (35, 594518688), (36, 578004280), (40, 520203852), (42, 495432240), (43, 483910560), (45, 462403424), (48, 433503210), (56, 371574180), (60, 346802568), (61, 341117280), (63, 330288160), (70, 297259344), (72, 289002140), (80, 260101926), (84, 247716120), (86, 241955280), (90, 231201712), (96, 216751605), (105, 198172896), (112, 185787090), (120, 173401284), (122, 170558640), (126, 165144080), (129, 161303520), (140, 148629672), (144, 144501070), (160, 130050963), (168, 123858060), (172, 120977640), (180, 115600856), (183, 113705760), (210, 99086448), (215, 96782112), (224, 92893545), (240, 86700642), (244, 85279320), (252, 82572040), (258, 80651760), (280, 74314836), (288, 72250535), (301, 69130080), (305, 68223456), (315, 66057632), (336, 61929030), (344, 60488820), (360, 57800428), (366, 56852880), (387, 53767840), (420, 49543224), (427, 48731040), (430, 48391056), (480, 43350321), (488, 42639660), (504, 41286020), (516, 40325880), (549, 37901920), (560, 37157418), (602, 34565040), (610, 34111728), (630, 33028816), (645, 32260704), (672, 30964515), (688, 30244410), (720, 28900214), (732, 28426440), (774, 26883920), (787, 26439840), (840, 24771612), (854, 24365520), (860, 24195528), (903, 23043360), (915, 22741152), (976, 21319830), (1008, 20643010), (1032, 20162940), (1098, 18950960), (1120, 18578709), (1204, 17282520), (1220, 17055864), (1260, 16514408), (1281, 16243680), (1290, 16130352), (1376, 15122205), (1440, 14450107), (1464, 14213220), (1505, 13826016), (1548, 13441960), (1574, 13219920), (1680, 12385806), (1708, 12182760), (1720, 12097764), (1806, 11521680), (1830, 11370576), (1935, 10753568), (1952, 10659915), (2016, 10321505), (2064, 10081470), (2135, 9746208), (2196, 9475480), (2361, 8813280), (2408, 8641260), (2440, 8527932), (2520, 8257204), (2562, 8121840), (2580, 8065176), (2623, 7932960), (2709, 7681120), (2745, 7580384), (2928, 7106610), (3010, 6913008), (3096, 6720980), (3148, 6609960), (3360, 6192903), (3416, 6091380), (3440, 6048882), (3612, 5760840), (3660, 5685288), (3843, 5414560), (3870, 5376784), (3935, 5287968), (4128, 5040735), (4270, 4873104), (4392, 4737740), (4515, 4608672), (4722, 4406640), (4816, 4320630), (4880, 4263966), (5040, 4128602), (5124, 4060920), (5160, 4032588), (5246, 3966480), (5418, 3840560), (5490, 3790192), (5509, 3777120), (5856, 3553305), (6020, 3456504), (6192, 3360490), (6296, 3304980), (6405, 3248736), (6832, 3045690), (6880, 3024441), (7083, 2937760), (7224, 2880420), (7320, 2842644), (7686, 2707280), (7740, 2688392), (7869, 2644320), (7870, 2643984), (8540, 2436552), (8784, 2368870), (9030, 2304336), (9444, 2203320), (9632, 2160315), (9760, 2131983), (10080, 2064301), (10248, 2030460), (10320, 2016294), (10492, 1983240), (10836, 1920280), (10980, 1895096), (11018, 1888560), (11805, 1762656), (12040, 1728252), (12384, 1680245), (12592, 1652490), (12810, 1624368), (13115, 1586592), (13545, 1536224), (13664, 1522845), (14166, 1468880), (14448, 1440210), (14640, 1421322), (15372, 1353640), (15480, 1344196), (15738, 1322160), (15740, 1321992), (16527, 1259040), (17080, 1218276), (17568, 1184435), (18060, 1152168), (18361, 1133280), (18888, 1101660), (19215, 1082912), (20496, 1015230), (20640, 1008147), (20984, 991620), (21672, 960140), (21960, 947548), (22036, 944280), (23607, 881440), (23610, 881328), (24080, 864126), (25184, 826245), (25620, 812184), (26230, 793296), (27090, 768112), (27545, 755424), (28332, 734440), (28896, 720105), (29280, 710661), (30744, 676820), (30960, 672098), (31476, 661080), (31480, 660996), (33054, 629520), (33841, 614880), (34160, 609138), (35415, 587552), (36120, 576084), (36722, 566640), (37776, 550830), (38430, 541456), (39345, 528864), (40992, 507615), (41968, 495810), (43344, 480070), (43920, 473774), (44072, 472140), (47214, 440720), (47220, 440664), (48007, 433440), (48160, 432063), (49581, 419680), (51240, 406092), (52460, 396648), (54180, 384056), (55083, 377760), (55090, 377712), (56664, 367220), (61488, 338410), (61920, 336049), (62952, 330540), (62960, 330498), (66108, 314760), (67682, 307440), (68320, 304569), (70830, 293776), (72240, 288042), (73444, 283320), (75552, 275415), (76860, 270728), (78690, 264432), (82635, 251808), (83936, 247905), (86688, 240035), (87840, 236887), (88144, 236070), (91805, 226656), (94428, 220360), (94440, 220332), (96014, 216720), (99162, 209840), (101523, 204960), (102480, 203046), (104920, 198324), (108360, 192028), (110166, 188880), (110180, 188856), (113328, 183610), (118035, 176288), (122976, 169205), (125904, 165270), (125920, 165249), (132216, 157380), (135364, 153720), (141660, 146888), (144021, 144480)]