21287480400

素因数分解:

$2^4\times 3^5\times 5^2\times {\mathrm{389}}^1\times {\mathrm{563}}^1$

素因数の和:985

約数の個数: 360

約数和(自身を含む): 76942887840

約数和(自身を除く): 55655407440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 243, 270, 300, 324, 360, 389, 400, 405, 432, 450, 486, 540, 563, 600, 648, 675, 720, 778, 810, 900, 972, 1080, 1126, 1167, 1200, 1215, 1296, 1350, 1556, 1620, 1689, 1800, 1944, 1945, 2025, 2160, 2252, 2334, 2430, 2700, 2815, 3112, 3240, 3378, 3501, 3600, 3888, 3890, 4050, 4504, 4668, 4860, 5067, 5400, 5630, 5835, 6075, 6224, 6480, 6756, 7002, 7780, 8100, 8445, 9008, 9336, 9720, 9725, 10134, 10503, 10800, 11260, 11670, 12150, 13512, 14004, 14075, 15201, 15560, 16200, 16890, 17505, 18672, 19440, 19450, 20268, 21006, 22520, 23340, 24300, 25335, 27024, 28008, 28150, 29175, 30402, 31120, 31509, 32400, 33780, 35010, 38900, 40536, 42012, 42225, 45040, 45603, 46680, 48600, 50670, 52515, 56016, 56300, 58350, 60804, 63018, 67560, 70020, 76005, 77800, 81072, 84024, 84450, 87525, 91206, 93360, 94527, 97200, 101340, 105030, 112600, 116700, 121608, 126036, 126675, 135120, 136809, 140040, 152010, 155600, 157545, 168048, 168900, 175050, 182412, 189054, 202680, 210060, 219007, 225200, 228015, 233400, 243216, 252072, 253350, 262575, 273618, 280080, 304020, 315090, 337800, 350100, 364824, 378108, 380025, 405360, 420120, 438014, 456030, 466800, 472635, 504144, 506700, 525150, 547236, 608040, 630180, 657021, 675600, 684045, 700200, 729648, 756216, 760050, 787725, 840240, 876028, 912060, 945270, 1013400, 1050300, 1094472, 1095035, 1140075, 1216080, 1260360, 1314042, 1368090, 1400400, 1512432, 1520100, 1575450, 1752056, 1824120, 1890540, 1971063, 2026800, 2100600, 2188944, 2190070, 2280150, 2363175, 2520720, 2628084, 2736180, 3040200, 3150900, 3285105, 3420225, 3504112, 3648240, 3781080, 3942126, 4201200, 4380140, 4560300, 4726350, 5256168, 5472360, 5475175, 5913189, 6080400, 6301800, 6570210, 6840450, 7562160, 7884252, 8760280, 9120600, 9452700, 9855315, 10512336, 10944720, 10950350, 11826378, 12603600, 13140420, 13680900, 15768504, 16425525, 17520560, 17739567, 18241200, 18905400, 19710630, 21900700, 23652756, 26280840, 27361800, 29565945, 31537008, 32851050, 35479134, 37810800, 39421260, 43801400, 47305512, 49276575, 52561680, 53218701, 54723600, 59131890, 65702100, 70958268, 78842520, 87602800, 88697835, 94611024, 98553150, 106437402, 118263780, 131404200, 141916536, 147829725, 157685040, 177395670, 197106300, 212874804, 236527560, 262808400, 266093505, 283833072, 295659450, 354791340, 394212600, 425749608, 443489175, 473055120, 532187010, 591318900, 709582680, 788425200, 851499216, 886978350, 1064374020, 1182637800, 1330467525, 1419165360, 1773956700, 2128748040, 2365275600, 2660935050, 3547913400, 4257496080, 5321870100, 7095826800, 10643740200, 21287480400]

約数ペア:

[(1, 21287480400), (2, 10643740200), (3, 7095826800), (4, 5321870100), (5, 4257496080), (6, 3547913400), (8, 2660935050), (9, 2365275600), (10, 2128748040), (12, 1773956700), (15, 1419165360), (16, 1330467525), (18, 1182637800), (20, 1064374020), (24, 886978350), (25, 851499216), (27, 788425200), (30, 709582680), (36, 591318900), (40, 532187010), (45, 473055120), (48, 443489175), (50, 425749608), (54, 394212600), (60, 354791340), (72, 295659450), (75, 283833072), (80, 266093505), (81, 262808400), (90, 236527560), (100, 212874804), (108, 197106300), (120, 177395670), (135, 157685040), (144, 147829725), (150, 141916536), (162, 131404200), (180, 118263780), (200, 106437402), (216, 98553150), (225, 94611024), (240, 88697835), (243, 87602800), (270, 78842520), (300, 70958268), (324, 65702100), (360, 59131890), (389, 54723600), (400, 53218701), (405, 52561680), (432, 49276575), (450, 47305512), (486, 43801400), (540, 39421260), (563, 37810800), (600, 35479134), (648, 32851050), (675, 31537008), (720, 29565945), (778, 27361800), (810, 26280840), (900, 23652756), (972, 21900700), (1080, 19710630), (1126, 18905400), (1167, 18241200), (1200, 17739567), (1215, 17520560), (1296, 16425525), (1350, 15768504), (1556, 13680900), (1620, 13140420), (1689, 12603600), (1800, 11826378), (1944, 10950350), (1945, 10944720), (2025, 10512336), (2160, 9855315), (2252, 9452700), (2334, 9120600), (2430, 8760280), (2700, 7884252), (2815, 7562160), (3112, 6840450), (3240, 6570210), (3378, 6301800), (3501, 6080400), (3600, 5913189), (3888, 5475175), (3890, 5472360), (4050, 5256168), (4504, 4726350), (4668, 4560300), (4860, 4380140), (5067, 4201200), (5400, 3942126), (5630, 3781080), (5835, 3648240), (6075, 3504112), (6224, 3420225), (6480, 3285105), (6756, 3150900), (7002, 3040200), (7780, 2736180), (8100, 2628084), (8445, 2520720), (9008, 2363175), (9336, 2280150), (9720, 2190070), (9725, 2188944), (10134, 2100600), (10503, 2026800), (10800, 1971063), (11260, 1890540), (11670, 1824120), (12150, 1752056), (13512, 1575450), (14004, 1520100), (14075, 1512432), (15201, 1400400), (15560, 1368090), (16200, 1314042), (16890, 1260360), (17505, 1216080), (18672, 1140075), (19440, 1095035), (19450, 1094472), (20268, 1050300), (21006, 1013400), (22520, 945270), (23340, 912060), (24300, 876028), (25335, 840240), (27024, 787725), (28008, 760050), (28150, 756216), (29175, 729648), (30402, 700200), (31120, 684045), (31509, 675600), (32400, 657021), (33780, 630180), (35010, 608040), (38900, 547236), (40536, 525150), (42012, 506700), (42225, 504144), (45040, 472635), (45603, 466800), (46680, 456030), (48600, 438014), (50670, 420120), (52515, 405360), (56016, 380025), (56300, 378108), (58350, 364824), (60804, 350100), (63018, 337800), (67560, 315090), (70020, 304020), (76005, 280080), (77800, 273618), (81072, 262575), (84024, 253350), (84450, 252072), (87525, 243216), (91206, 233400), (93360, 228015), (94527, 225200), (97200, 219007), (101340, 210060), (105030, 202680), (112600, 189054), (116700, 182412), (121608, 175050), (126036, 168900), (126675, 168048), (135120, 157545), (136809, 155600), (140040, 152010)]