21048652800

素因数分解:

$2^{10}\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 792

約数和(自身を含む): 89120026112

約数和(自身を除く): 68071373312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 62, 63, 64, 70, 72, 75, 80, 84, 90, 93, 96, 100, 105, 112, 120, 124, 126, 128, 140, 144, 150, 155, 160, 168, 175, 180, 186, 192, 200, 210, 217, 224, 225, 240, 248, 252, 256, 279, 280, 288, 300, 310, 315, 320, 336, 350, 360, 372, 384, 400, 420, 421, 434, 448, 450, 465, 480, 496, 504, 512, 525, 558, 560, 576, 600, 620, 630, 640, 651, 672, 700, 720, 744, 768, 775, 800, 840, 842, 868, 896, 900, 930, 960, 992, 1008, 1024, 1050, 1085, 1116, 1120, 1152, 1200, 1240, 1260, 1263, 1280, 1302, 1344, 1395, 1400, 1440, 1488, 1536, 1550, 1575, 1600, 1680, 1684, 1736, 1792, 1800, 1860, 1920, 1953, 1984, 2016, 2100, 2105, 2170, 2232, 2240, 2304, 2325, 2400, 2480, 2520, 2526, 2560, 2604, 2688, 2790, 2800, 2880, 2947, 2976, 3072, 3100, 3150, 3200, 3255, 3360, 3368, 3472, 3584, 3600, 3720, 3789, 3840, 3906, 3968, 4032, 4200, 4210, 4340, 4464, 4480, 4608, 4650, 4800, 4960, 5040, 5052, 5120, 5208, 5376, 5425, 5580, 5600, 5760, 5894, 5952, 6200, 6300, 6315, 6400, 6510, 6720, 6736, 6944, 6975, 7168, 7200, 7440, 7578, 7680, 7812, 7936, 8064, 8400, 8420, 8680, 8841, 8928, 8960, 9216, 9300, 9600, 9765, 9920, 10080, 10104, 10416, 10525, 10752, 10850, 11160, 11200, 11520, 11788, 11904, 12400, 12600, 12630, 12800, 13020, 13051, 13440, 13472, 13888, 13950, 14400, 14735, 14880, 15156, 15360, 15624, 15872, 16128, 16275, 16800, 16840, 17360, 17682, 17856, 17920, 18600, 18945, 19200, 19530, 19840, 20160, 20208, 20832, 21050, 21504, 21700, 22320, 22400, 23040, 23576, 23808, 24800, 25200, 25260, 25600, 26040, 26102, 26523, 26880, 26944, 27776, 27900, 28800, 29470, 29760, 30312, 31248, 31575, 31744, 32256, 32550, 33600, 33680, 34720, 35364, 35712, 35840, 37200, 37890, 38400, 39060, 39153, 39680, 40320, 40416, 41664, 42100, 43400, 44205, 44640, 44800, 46080, 47152, 47616, 48825, 49600, 50400, 50520, 52080, 52204, 53046, 53760, 53888, 55552, 55800, 57600, 58940, 59520, 60624, 62496, 63150, 64512, 65100, 65255, 67200, 67360, 69440, 70728, 71424, 73675, 74400, 75780, 76800, 78120, 78306, 79360, 80640, 80832, 83328, 84200, 86800, 88410, 89280, 89600, 91357, 94304, 94725, 95232, 97650, 99200, 100800, 101040, 104160, 104408, 106092, 107520, 107776, 111104, 111600, 115200, 117459, 117880, 119040, 121248, 124992, 126300, 130200, 130510, 132615, 134400, 134720, 138880, 141456, 142848, 147350, 148800, 151560, 156240, 156612, 158720, 161280, 161664, 166656, 168400, 173600, 176820, 178560, 179200, 182714, 188608, 189450, 195300, 195765, 198400, 201600, 202080, 208320, 208816, 212184, 215552, 221025, 222208, 223200, 230400, 234918, 235760, 238080, 242496, 249984, 252600, 260400, 261020, 265230, 268800, 269440, 274071, 277760, 282912, 285696, 294700, 297600, 303120, 312480, 313224, 322560, 323328, 326275, 333312, 336800, 347200, 353640, 357120, 365428, 377216, 378900, 390600, 391530, 396800, 403200, 404160, 416640, 417632, 424368, 431104, 442050, 446400, 456785, 469836, 471520, 476160, 484992, 499968, 505200, 520800, 522040, 530460, 537600, 538880, 548142, 555520, 565824, 587295, 589400, 595200, 606240, 624960, 626448, 646656, 652550, 663075, 666624, 673600, 694400, 707280, 714240, 730856, 754432, 757800, 781200, 783060, 793600, 806400, 808320, 822213, 833280, 835264, 848736, 884100, 892800, 913570, 939672, 943040, 969984, 978825, 999936, 1010400, 1041600, 1044080, 1060920, 1077760, 1096284, 1111040, 1131648, 1174590, 1178800, 1190400, 1212480, 1249920, 1252896, 1293312, 1305100, 1326150, 1347200, 1370355, 1388800, 1414560, 1428480, 1461712, 1508864, 1515600, 1562400, 1566120, 1612800, 1616640, 1644426, 1666560, 1670528, 1697472, 1768200, 1785600, 1827140, 1879344, 1886080, 1939968, 1957650, 1999872, 2020800, 2083200, 2088160, 2121840, 2155520, 2192568, 2263296, 2283925, 2349180, 2357600, 2380800, 2424960, 2499840, 2505792, 2610200, 2652300, 2694400, 2740710, 2777600, 2829120, 2923424, 2936475, 3017728, 3031200, 3124800, 3132240, 3233280, 3288852, 3333120, 3341056, 3394944, 3536400, 3571200, 3654280, 3758688, 3772160, 3879936, 3915300, 4041600, 4111065, 4166400, 4176320, 4243680, 4385136, 4526592, 4567850, 4698360, 4715200, 4849920, 4999680, 5011584, 5220400, 5304600, 5388800, 5481420, 5555200, 5658240, 5846848, 5872950, 6062400, 6249600, 6264480, 6466560, 6577704, 6682112, 6789888, 6851775, 7072800, 7142400, 7308560, 7517376, 7544320, 7830600, 8083200, 8222130, 8332800, 8352640, 8487360, 8770272, 9053184, 9135700, 9396720, 9430400, 9699840, 9999360, 10023168, 10440800, 10609200, 10777600, 10962840, 11316480, 11693696, 11745900, 12124800, 12499200, 12528960, 13155408, 13364224, 13579776, 13703550, 14145600, 14617120, 15034752, 15088640, 15661200, 16166400, 16444260, 16665600, 16705280, 16974720, 17540544, 18271400, 18793440, 18860800, 19399680, 20046336, 20555325, 20881600, 21218400, 21925680, 22632960, 23387392, 23491800, 24249600, 24998400, 25057920, 26310816, 27159552, 27407100, 28291200, 29234240, 30069504, 31322400, 32332800, 32888520, 33410560, 33949440, 35081088, 36542800, 37586880, 37721600, 40092672, 41110650, 41763200, 42436800, 43851360, 45265920, 46774784, 46983600, 48499200, 49996800, 50115840, 52621632, 54814200, 56582400, 58468480, 60139008, 62644800, 65777040, 66821120, 67898880, 70162176, 73085600, 75173760, 75443200, 82221300, 83526400, 84873600, 87702720, 93549568, 93967200, 96998400, 100231680, 105243264, 109628400, 113164800, 116936960, 120278016, 125289600, 131554080, 135797760, 140324352, 146171200, 150347520, 164442600, 167052800, 169747200, 175405440, 187934400, 200463360, 210486528, 219256800, 226329600, 233873920, 250579200, 263108160, 280648704, 292342400, 300695040, 328885200, 334105600, 339494400, 350810880, 375868800, 420973056, 438513600, 467747840, 501158400, 526216320, 584684800, 601390080, 657770400, 678988800, 701621760, 751737600, 841946112, 877027200, 1002316800, 1052432640, 1169369600, 1315540800, 1403243520, 1503475200, 1754054400, 2104865280, 2338739200, 2631081600, 3006950400, 3508108800, 4209730560, 5262163200, 7016217600, 10524326400, 21048652800]

約数ペア:

[(1, 21048652800), (2, 10524326400), (3, 7016217600), (4, 5262163200), (5, 4209730560), (6, 3508108800), (7, 3006950400), (8, 2631081600), (9, 2338739200), (10, 2104865280), (12, 1754054400), (14, 1503475200), (15, 1403243520), (16, 1315540800), (18, 1169369600), (20, 1052432640), (21, 1002316800), (24, 877027200), (25, 841946112), (28, 751737600), (30, 701621760), (31, 678988800), (32, 657770400), (35, 601390080), (36, 584684800), (40, 526216320), (42, 501158400), (45, 467747840), (48, 438513600), (50, 420973056), (56, 375868800), (60, 350810880), (62, 339494400), (63, 334105600), (64, 328885200), (70, 300695040), (72, 292342400), (75, 280648704), (80, 263108160), (84, 250579200), (90, 233873920), (93, 226329600), (96, 219256800), (100, 210486528), (105, 200463360), (112, 187934400), (120, 175405440), (124, 169747200), (126, 167052800), (128, 164442600), (140, 150347520), (144, 146171200), (150, 140324352), (155, 135797760), (160, 131554080), (168, 125289600), (175, 120278016), (180, 116936960), (186, 113164800), (192, 109628400), (200, 105243264), (210, 100231680), (217, 96998400), (224, 93967200), (225, 93549568), (240, 87702720), (248, 84873600), (252, 83526400), (256, 82221300), (279, 75443200), (280, 75173760), (288, 73085600), (300, 70162176), (310, 67898880), (315, 66821120), (320, 65777040), (336, 62644800), (350, 60139008), (360, 58468480), (372, 56582400), (384, 54814200), (400, 52621632), (420, 50115840), (421, 49996800), (434, 48499200), (448, 46983600), (450, 46774784), (465, 45265920), (480, 43851360), (496, 42436800), (504, 41763200), (512, 41110650), (525, 40092672), (558, 37721600), (560, 37586880), (576, 36542800), (600, 35081088), (620, 33949440), (630, 33410560), (640, 32888520), (651, 32332800), (672, 31322400), (700, 30069504), (720, 29234240), (744, 28291200), (768, 27407100), (775, 27159552), (800, 26310816), (840, 25057920), (842, 24998400), (868, 24249600), (896, 23491800), (900, 23387392), (930, 22632960), (960, 21925680), (992, 21218400), (1008, 20881600), (1024, 20555325), (1050, 20046336), (1085, 19399680), (1116, 18860800), (1120, 18793440), (1152, 18271400), (1200, 17540544), (1240, 16974720), (1260, 16705280), (1263, 16665600), (1280, 16444260), (1302, 16166400), (1344, 15661200), (1395, 15088640), (1400, 15034752), (1440, 14617120), (1488, 14145600), (1536, 13703550), (1550, 13579776), (1575, 13364224), (1600, 13155408), (1680, 12528960), (1684, 12499200), (1736, 12124800), (1792, 11745900), (1800, 11693696), (1860, 11316480), (1920, 10962840), (1953, 10777600), (1984, 10609200), (2016, 10440800), (2100, 10023168), (2105, 9999360), (2170, 9699840), (2232, 9430400), (2240, 9396720), (2304, 9135700), (2325, 9053184), (2400, 8770272), (2480, 8487360), (2520, 8352640), (2526, 8332800), (2560, 8222130), (2604, 8083200), (2688, 7830600), (2790, 7544320), (2800, 7517376), (2880, 7308560), (2947, 7142400), (2976, 7072800), (3072, 6851775), (3100, 6789888), (3150, 6682112), (3200, 6577704), (3255, 6466560), (3360, 6264480), (3368, 6249600), (3472, 6062400), (3584, 5872950), (3600, 5846848), (3720, 5658240), (3789, 5555200), (3840, 5481420), (3906, 5388800), (3968, 5304600), (4032, 5220400), (4200, 5011584), (4210, 4999680), (4340, 4849920), (4464, 4715200), (4480, 4698360), (4608, 4567850), (4650, 4526592), (4800, 4385136), (4960, 4243680), (5040, 4176320), (5052, 4166400), (5120, 4111065), (5208, 4041600), (5376, 3915300), (5425, 3879936), (5580, 3772160), (5600, 3758688), (5760, 3654280), (5894, 3571200), (5952, 3536400), (6200, 3394944), (6300, 3341056), (6315, 3333120), (6400, 3288852), (6510, 3233280), (6720, 3132240), (6736, 3124800), (6944, 3031200), (6975, 3017728), (7168, 2936475), (7200, 2923424), (7440, 2829120), (7578, 2777600), (7680, 2740710), (7812, 2694400), (7936, 2652300), (8064, 2610200), (8400, 2505792), (8420, 2499840), (8680, 2424960), (8841, 2380800), (8928, 2357600), (8960, 2349180), (9216, 2283925), (9300, 2263296), (9600, 2192568), (9765, 2155520), (9920, 2121840), (10080, 2088160), (10104, 2083200), (10416, 2020800), (10525, 1999872), (10752, 1957650), (10850, 1939968), (11160, 1886080), (11200, 1879344), (11520, 1827140), (11788, 1785600), (11904, 1768200), (12400, 1697472), (12600, 1670528), (12630, 1666560), (12800, 1644426), (13020, 1616640), (13051, 1612800), (13440, 1566120), (13472, 1562400), (13888, 1515600), (13950, 1508864), (14400, 1461712), (14735, 1428480), (14880, 1414560), (15156, 1388800), (15360, 1370355), (15624, 1347200), (15872, 1326150), (16128, 1305100), (16275, 1293312), (16800, 1252896), (16840, 1249920), (17360, 1212480), (17682, 1190400), (17856, 1178800), (17920, 1174590), (18600, 1131648), (18945, 1111040), (19200, 1096284), (19530, 1077760), (19840, 1060920), (20160, 1044080), (20208, 1041600), (20832, 1010400), (21050, 999936), (21504, 978825), (21700, 969984), (22320, 943040), (22400, 939672), (23040, 913570), (23576, 892800), (23808, 884100), (24800, 848736), (25200, 835264), (25260, 833280), (25600, 822213), (26040, 808320), (26102, 806400), (26523, 793600), (26880, 783060), (26944, 781200), (27776, 757800), (27900, 754432), (28800, 730856), (29470, 714240), (29760, 707280), (30312, 694400), (31248, 673600), (31575, 666624), (31744, 663075), (32256, 652550), (32550, 646656), (33600, 626448), (33680, 624960), (34720, 606240), (35364, 595200), (35712, 589400), (35840, 587295), (37200, 565824), (37890, 555520), (38400, 548142), (39060, 538880), (39153, 537600), (39680, 530460), (40320, 522040), (40416, 520800), (41664, 505200), (42100, 499968), (43400, 484992), (44205, 476160), (44640, 471520), (44800, 469836), (46080, 456785), (47152, 446400), (47616, 442050), (48825, 431104), (49600, 424368), (50400, 417632), (50520, 416640), (52080, 404160), (52204, 403200), (53046, 396800), (53760, 391530), (53888, 390600), (55552, 378900), (55800, 377216), (57600, 365428), (58940, 357120), (59520, 353640), (60624, 347200), (62496, 336800), (63150, 333312), (64512, 326275), (65100, 323328), (65255, 322560), (67200, 313224), (67360, 312480), (69440, 303120), (70728, 297600), (71424, 294700), (73675, 285696), (74400, 282912), (75780, 277760), (76800, 274071), (78120, 269440), (78306, 268800), (79360, 265230), (80640, 261020), (80832, 260400), (83328, 252600), (84200, 249984), (86800, 242496), (88410, 238080), (89280, 235760), (89600, 234918), (91357, 230400), (94304, 223200), (94725, 222208), (95232, 221025), (97650, 215552), (99200, 212184), (100800, 208816), (101040, 208320), (104160, 202080), (104408, 201600), (106092, 198400), (107520, 195765), (107776, 195300), (111104, 189450), (111600, 188608), (115200, 182714), (117459, 179200), (117880, 178560), (119040, 176820), (121248, 173600), (124992, 168400), (126300, 166656), (130200, 161664), (130510, 161280), (132615, 158720), (134400, 156612), (134720, 156240), (138880, 151560), (141456, 148800), (142848, 147350)]