20218683800

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:240

約数の個数: 384

約数和(自身を含む): 57371328000

約数和(自身を除く): 37152644200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 53, 56, 67, 70, 83, 98, 100, 106, 134, 140, 166, 175, 196, 200, 212, 245, 265, 268, 280, 332, 335, 343, 350, 371, 392, 415, 424, 469, 490, 530, 536, 581, 664, 670, 686, 700, 742, 830, 938, 980, 1060, 1162, 1225, 1325, 1340, 1372, 1400, 1484, 1660, 1675, 1715, 1855, 1876, 1960, 2075, 2120, 2324, 2345, 2450, 2597, 2650, 2680, 2744, 2905, 2968, 3283, 3320, 3350, 3430, 3551, 3710, 3752, 4067, 4150, 4399, 4648, 4690, 4900, 5194, 5300, 5561, 5810, 6566, 6700, 6860, 7102, 7420, 8134, 8300, 8575, 8798, 9275, 9380, 9800, 10388, 10600, 11122, 11620, 11725, 12985, 13132, 13400, 13720, 14204, 14525, 14840, 16268, 16415, 16600, 17150, 17596, 17755, 18179, 18550, 18760, 20335, 20776, 21995, 22244, 22981, 23240, 23450, 24857, 25970, 26264, 27805, 28408, 28469, 29050, 30793, 32536, 32830, 34300, 35192, 35510, 36358, 37100, 38927, 40670, 43990, 44488, 45962, 46900, 49714, 51940, 55610, 56938, 58100, 61586, 64925, 65660, 68600, 71020, 72716, 74200, 77854, 81340, 82075, 87980, 88775, 90895, 91924, 93800, 99428, 101675, 103880, 109975, 111220, 113876, 114905, 116200, 123172, 124285, 129850, 131320, 139025, 142040, 142345, 145432, 153965, 155708, 162680, 164150, 173999, 175960, 177550, 181790, 183848, 194635, 198856, 203350, 215551, 219950, 222440, 227752, 229810, 246344, 248570, 259700, 272489, 278050, 284690, 294733, 307930, 311416, 328300, 347998, 355100, 363580, 389270, 406700, 431102, 439900, 454475, 459620, 497140, 519400, 544978, 556100, 569380, 574525, 589466, 615860, 621425, 656600, 695996, 710200, 711725, 727160, 769825, 778540, 813400, 862204, 869995, 879800, 908950, 919240, 973175, 994280, 1077755, 1089956, 1112200, 1138760, 1149050, 1178932, 1217993, 1231720, 1242850, 1362445, 1391992, 1423450, 1473665, 1508857, 1539650, 1557080, 1724408, 1739990, 1817900, 1907423, 1946350, 2063131, 2155510, 2179912, 2298100, 2357864, 2435986, 2485700, 2724890, 2846900, 2947330, 3017714, 3079300, 3479980, 3635800, 3814846, 3892700, 4126262, 4311020, 4349975, 4596200, 4871972, 4971400, 5388775, 5449780, 5693800, 5894660, 6035428, 6089965, 6158600, 6812225, 6959960, 7368325, 7544285, 7629692, 7785400, 8252524, 8622040, 8699950, 9537115, 9743944, 10315655, 10777550, 10899560, 11789320, 12070856, 12179930, 13624450, 14441917, 14736650, 15088570, 15259384, 16505048, 17399900, 19074230, 20631310, 21555100, 24359860, 27248900, 28883834, 29473300, 30177140, 30449825, 34799800, 37721425, 38148460, 41262620, 43110200, 47685575, 48719720, 51578275, 54497800, 57767668, 58946600, 60354280, 60899650, 72209585, 75442850, 76296920, 82525240, 95371150, 101093419, 103156550, 115535336, 121799300, 144419170, 150885700, 190742300, 202186838, 206313100, 243598600, 288838340, 301771400, 361047925, 381484600, 404373676, 412626200, 505467095, 577676680, 722095850, 808747352, 1010934190, 1444191700, 2021868380, 2527335475, 2888383400, 4043736760, 5054670950, 10109341900, 20218683800]

約数ペア:

[(1, 20218683800), (2, 10109341900), (4, 5054670950), (5, 4043736760), (7, 2888383400), (8, 2527335475), (10, 2021868380), (14, 1444191700), (20, 1010934190), (25, 808747352), (28, 722095850), (35, 577676680), (40, 505467095), (49, 412626200), (50, 404373676), (53, 381484600), (56, 361047925), (67, 301771400), (70, 288838340), (83, 243598600), (98, 206313100), (100, 202186838), (106, 190742300), (134, 150885700), (140, 144419170), (166, 121799300), (175, 115535336), (196, 103156550), (200, 101093419), (212, 95371150), (245, 82525240), (265, 76296920), (268, 75442850), (280, 72209585), (332, 60899650), (335, 60354280), (343, 58946600), (350, 57767668), (371, 54497800), (392, 51578275), (415, 48719720), (424, 47685575), (469, 43110200), (490, 41262620), (530, 38148460), (536, 37721425), (581, 34799800), (664, 30449825), (670, 30177140), (686, 29473300), (700, 28883834), (742, 27248900), (830, 24359860), (938, 21555100), (980, 20631310), (1060, 19074230), (1162, 17399900), (1225, 16505048), (1325, 15259384), (1340, 15088570), (1372, 14736650), (1400, 14441917), (1484, 13624450), (1660, 12179930), (1675, 12070856), (1715, 11789320), (1855, 10899560), (1876, 10777550), (1960, 10315655), (2075, 9743944), (2120, 9537115), (2324, 8699950), (2345, 8622040), (2450, 8252524), (2597, 7785400), (2650, 7629692), (2680, 7544285), (2744, 7368325), (2905, 6959960), (2968, 6812225), (3283, 6158600), (3320, 6089965), (3350, 6035428), (3430, 5894660), (3551, 5693800), (3710, 5449780), (3752, 5388775), (4067, 4971400), (4150, 4871972), (4399, 4596200), (4648, 4349975), (4690, 4311020), (4900, 4126262), (5194, 3892700), (5300, 3814846), (5561, 3635800), (5810, 3479980), (6566, 3079300), (6700, 3017714), (6860, 2947330), (7102, 2846900), (7420, 2724890), (8134, 2485700), (8300, 2435986), (8575, 2357864), (8798, 2298100), (9275, 2179912), (9380, 2155510), (9800, 2063131), (10388, 1946350), (10600, 1907423), (11122, 1817900), (11620, 1739990), (11725, 1724408), (12985, 1557080), (13132, 1539650), (13400, 1508857), (13720, 1473665), (14204, 1423450), (14525, 1391992), (14840, 1362445), (16268, 1242850), (16415, 1231720), (16600, 1217993), (17150, 1178932), (17596, 1149050), (17755, 1138760), (18179, 1112200), (18550, 1089956), (18760, 1077755), (20335, 994280), (20776, 973175), (21995, 919240), (22244, 908950), (22981, 879800), (23240, 869995), (23450, 862204), (24857, 813400), (25970, 778540), (26264, 769825), (27805, 727160), (28408, 711725), (28469, 710200), (29050, 695996), (30793, 656600), (32536, 621425), (32830, 615860), (34300, 589466), (35192, 574525), (35510, 569380), (36358, 556100), (37100, 544978), (38927, 519400), (40670, 497140), (43990, 459620), (44488, 454475), (45962, 439900), (46900, 431102), (49714, 406700), (51940, 389270), (55610, 363580), (56938, 355100), (58100, 347998), (61586, 328300), (64925, 311416), (65660, 307930), (68600, 294733), (71020, 284690), (72716, 278050), (74200, 272489), (77854, 259700), (81340, 248570), (82075, 246344), (87980, 229810), (88775, 227752), (90895, 222440), (91924, 219950), (93800, 215551), (99428, 203350), (101675, 198856), (103880, 194635), (109975, 183848), (111220, 181790), (113876, 177550), (114905, 175960), (116200, 173999), (123172, 164150), (124285, 162680), (129850, 155708), (131320, 153965), (139025, 145432), (142040, 142345)]