21000578400

素因数分解:

$2^5\times 3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:549

約数の個数: 720

約数和(自身を含む): 82974220560

約数和(自身を除く): 61973642160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 37, 38, 40, 45, 48, 50, 54, 57, 60, 72, 74, 75, 76, 80, 81, 90, 95, 96, 100, 108, 111, 114, 120, 135, 144, 148, 150, 152, 160, 162, 171, 180, 185, 190, 200, 216, 222, 225, 228, 240, 270, 285, 288, 296, 300, 304, 324, 333, 342, 360, 370, 380, 400, 405, 432, 444, 450, 456, 461, 475, 480, 513, 540, 555, 570, 592, 600, 608, 648, 666, 675, 684, 703, 720, 740, 760, 800, 810, 855, 864, 888, 900, 912, 922, 925, 950, 999, 1026, 1080, 1110, 1140, 1184, 1200, 1296, 1332, 1350, 1368, 1383, 1406, 1425, 1440, 1480, 1520, 1539, 1620, 1665, 1710, 1776, 1800, 1824, 1844, 1850, 1900, 1998, 2025, 2052, 2109, 2160, 2220, 2280, 2305, 2400, 2565, 2592, 2664, 2700, 2736, 2766, 2775, 2812, 2850, 2960, 2997, 3040, 3078, 3240, 3330, 3420, 3515, 3552, 3600, 3688, 3700, 3800, 3996, 4050, 4104, 4149, 4218, 4275, 4320, 4440, 4560, 4610, 4995, 5130, 5328, 5400, 5472, 5532, 5550, 5624, 5700, 5920, 5994, 6156, 6327, 6480, 6660, 6840, 6915, 7030, 7200, 7376, 7400, 7600, 7695, 7992, 8100, 8208, 8298, 8325, 8436, 8550, 8759, 8880, 9120, 9220, 9990, 10260, 10545, 10656, 10800, 11064, 11100, 11248, 11400, 11525, 11988, 12312, 12447, 12654, 12825, 12960, 13320, 13680, 13830, 14060, 14752, 14800, 14985, 15200, 15390, 15984, 16200, 16416, 16596, 16650, 16872, 17057, 17100, 17518, 17575, 17760, 18440, 18981, 19980, 20520, 20745, 21090, 21600, 22128, 22200, 22496, 22800, 23050, 23976, 24624, 24894, 24975, 25308, 25650, 26277, 26640, 27360, 27660, 28120, 29600, 29970, 30780, 31635, 31968, 32400, 33192, 33300, 33744, 34114, 34200, 34575, 35036, 35150, 36880, 37341, 37962, 38475, 39960, 41040, 41490, 42180, 43795, 44256, 44400, 45600, 46100, 47952, 49248, 49788, 49950, 50616, 51171, 51300, 52554, 52725, 53280, 55320, 56240, 56943, 59940, 61560, 62235, 63270, 64800, 66384, 66600, 67488, 68228, 68400, 69150, 70072, 70300, 73760, 74682, 74925, 75924, 76950, 78831, 79920, 82080, 82980, 84360, 85285, 87590, 88800, 92200, 94905, 95904, 99576, 99900, 101232, 102342, 102600, 103725, 105108, 105450, 110640, 112480, 113886, 119880, 123120, 124470, 126540, 131385, 132768, 133200, 136456, 136800, 138300, 140144, 140600, 149364, 149850, 151848, 153513, 153900, 157662, 158175, 159840, 165960, 168720, 170570, 175180, 184400, 186705, 189810, 199152, 199800, 202464, 204684, 205200, 207450, 210216, 210900, 218975, 221280, 227772, 236493, 239760, 246240, 248940, 253080, 255855, 262770, 266400, 272912, 276600, 280288, 281200, 284715, 298728, 299700, 303696, 307026, 307800, 311175, 315324, 316350, 324083, 331920, 337440, 341140, 350360, 368800, 373410, 379620, 394155, 398304, 399600, 409368, 410400, 414900, 420432, 421800, 426425, 437950, 455544, 460539, 472986, 474525, 479520, 497880, 506160, 511710, 525540, 545824, 553200, 562400, 569430, 597456, 599400, 607392, 614052, 615600, 622350, 630648, 632700, 648166, 656925, 663840, 682280, 700720, 709479, 746820, 759240, 767565, 788310, 799200, 818736, 829800, 840864, 843600, 852850, 875900, 911088, 921078, 933525, 945972, 949050, 972249, 995760, 1012320, 1023420, 1051080, 1106400, 1138860, 1182465, 1194912, 1198800, 1228104, 1231200, 1244700, 1261296, 1265400, 1279275, 1296332, 1313850, 1364560, 1381617, 1401440, 1418958, 1423575, 1493640, 1518480, 1535130, 1576620, 1620415, 1637472, 1659600, 1687200, 1705700, 1751800, 1822176, 1842156, 1867050, 1891944, 1898100, 1944498, 1970775, 1991520, 2046840, 2102160, 2277720, 2302695, 2364930, 2397600, 2456208, 2489400, 2522592, 2530800, 2558550, 2592664, 2627700, 2729120, 2763234, 2837916, 2847150, 2916747, 2987280, 3036960, 3070260, 3153240, 3240830, 3319200, 3411400, 3503600, 3547395, 3684312, 3734100, 3783888, 3796200, 3837825, 3888996, 3941550, 4093680, 4204320, 4555440, 4605390, 4729860, 4861245, 4912416, 4978800, 5061600, 5117100, 5185328, 5255400, 5526468, 5675832, 5694300, 5833494, 5912325, 5974560, 6140520, 6306480, 6481660, 6822800, 6908085, 7007200, 7094790, 7368624, 7468200, 7567776, 7592400, 7675650, 7777992, 7883100, 8102075, 8187360, 8750241, 9110880, 9210780, 9459720, 9722490, 9957600, 10234200, 10370656, 10510800, 11052936, 11351664, 11388600, 11513475, 11666988, 11824650, 12281040, 12612960, 12963320, 13645600, 13816170, 14189580, 14583735, 14737248, 14936400, 15184800, 15351300, 15555984, 15766200, 16204150, 17500482, 17736975, 18421560, 18919440, 19444980, 20468400, 21021600, 22105872, 22703328, 22777200, 23026950, 23333976, 23649300, 24306225, 24562080, 25926640, 26250723, 27632340, 28379160, 29167470, 29872800, 30702600, 31111968, 31532400, 32408300, 34540425, 35000964, 35473950, 36843120, 37838880, 38889960, 40936800, 43751205, 44211744, 45554400, 46053900, 46667952, 47298600, 48612450, 51853280, 52501446, 55264680, 56758320, 58334940, 61405200, 63064800, 64816600, 69080850, 70001928, 70947900, 72918675, 73686240, 77779920, 87502410, 92107800, 93335904, 94597200, 97224900, 105002892, 110529360, 113516640, 116669880, 122810400, 129633200, 131253615, 138161700, 140003856, 141895800, 145837350, 155559840, 175004820, 184215600, 189194400, 194449800, 210005784, 218756025, 221058720, 233339760, 259266400, 262507230, 276323400, 280007712, 283791600, 291674700, 350009640, 368431200, 388899600, 420011568, 437512050, 466679520, 525014460, 552646800, 567583200, 583349400, 656268075, 700019280, 777799200, 840023136, 875024100, 1050028920, 1105293600, 1166698800, 1312536150, 1400038560, 1750048200, 2100057840, 2333397600, 2625072300, 3500096400, 4200115680, 5250144600, 7000192800, 10500289200, 21000578400]

約数ペア:

[(1, 21000578400), (2, 10500289200), (3, 7000192800), (4, 5250144600), (5, 4200115680), (6, 3500096400), (8, 2625072300), (9, 2333397600), (10, 2100057840), (12, 1750048200), (15, 1400038560), (16, 1312536150), (18, 1166698800), (19, 1105293600), (20, 1050028920), (24, 875024100), (25, 840023136), (27, 777799200), (30, 700019280), (32, 656268075), (36, 583349400), (37, 567583200), (38, 552646800), (40, 525014460), (45, 466679520), (48, 437512050), (50, 420011568), (54, 388899600), (57, 368431200), (60, 350009640), (72, 291674700), (74, 283791600), (75, 280007712), (76, 276323400), (80, 262507230), (81, 259266400), (90, 233339760), (95, 221058720), (96, 218756025), (100, 210005784), (108, 194449800), (111, 189194400), (114, 184215600), (120, 175004820), (135, 155559840), (144, 145837350), (148, 141895800), (150, 140003856), (152, 138161700), (160, 131253615), (162, 129633200), (171, 122810400), (180, 116669880), (185, 113516640), (190, 110529360), (200, 105002892), (216, 97224900), (222, 94597200), (225, 93335904), (228, 92107800), (240, 87502410), (270, 77779920), (285, 73686240), (288, 72918675), (296, 70947900), (300, 70001928), (304, 69080850), (324, 64816600), (333, 63064800), (342, 61405200), (360, 58334940), (370, 56758320), (380, 55264680), (400, 52501446), (405, 51853280), (432, 48612450), (444, 47298600), (450, 46667952), (456, 46053900), (461, 45554400), (475, 44211744), (480, 43751205), (513, 40936800), (540, 38889960), (555, 37838880), (570, 36843120), (592, 35473950), (600, 35000964), (608, 34540425), (648, 32408300), (666, 31532400), (675, 31111968), (684, 30702600), (703, 29872800), (720, 29167470), (740, 28379160), (760, 27632340), (800, 26250723), (810, 25926640), (855, 24562080), (864, 24306225), (888, 23649300), (900, 23333976), (912, 23026950), (922, 22777200), (925, 22703328), (950, 22105872), (999, 21021600), (1026, 20468400), (1080, 19444980), (1110, 18919440), (1140, 18421560), (1184, 17736975), (1200, 17500482), (1296, 16204150), (1332, 15766200), (1350, 15555984), (1368, 15351300), (1383, 15184800), (1406, 14936400), (1425, 14737248), (1440, 14583735), (1480, 14189580), (1520, 13816170), (1539, 13645600), (1620, 12963320), (1665, 12612960), (1710, 12281040), (1776, 11824650), (1800, 11666988), (1824, 11513475), (1844, 11388600), (1850, 11351664), (1900, 11052936), (1998, 10510800), (2025, 10370656), (2052, 10234200), (2109, 9957600), (2160, 9722490), (2220, 9459720), (2280, 9210780), (2305, 9110880), (2400, 8750241), (2565, 8187360), (2592, 8102075), (2664, 7883100), (2700, 7777992), (2736, 7675650), (2766, 7592400), (2775, 7567776), (2812, 7468200), (2850, 7368624), (2960, 7094790), (2997, 7007200), (3040, 6908085), (3078, 6822800), (3240, 6481660), (3330, 6306480), (3420, 6140520), (3515, 5974560), (3552, 5912325), (3600, 5833494), (3688, 5694300), (3700, 5675832), (3800, 5526468), (3996, 5255400), (4050, 5185328), (4104, 5117100), (4149, 5061600), (4218, 4978800), (4275, 4912416), (4320, 4861245), (4440, 4729860), (4560, 4605390), (4610, 4555440), (4995, 4204320), (5130, 4093680), (5328, 3941550), (5400, 3888996), (5472, 3837825), (5532, 3796200), (5550, 3783888), (5624, 3734100), (5700, 3684312), (5920, 3547395), (5994, 3503600), (6156, 3411400), (6327, 3319200), (6480, 3240830), (6660, 3153240), (6840, 3070260), (6915, 3036960), (7030, 2987280), (7200, 2916747), (7376, 2847150), (7400, 2837916), (7600, 2763234), (7695, 2729120), (7992, 2627700), (8100, 2592664), (8208, 2558550), (8298, 2530800), (8325, 2522592), (8436, 2489400), (8550, 2456208), (8759, 2397600), (8880, 2364930), (9120, 2302695), (9220, 2277720), (9990, 2102160), (10260, 2046840), (10545, 1991520), (10656, 1970775), (10800, 1944498), (11064, 1898100), (11100, 1891944), (11248, 1867050), (11400, 1842156), (11525, 1822176), (11988, 1751800), (12312, 1705700), (12447, 1687200), (12654, 1659600), (12825, 1637472), (12960, 1620415), (13320, 1576620), (13680, 1535130), (13830, 1518480), (14060, 1493640), (14752, 1423575), (14800, 1418958), (14985, 1401440), (15200, 1381617), (15390, 1364560), (15984, 1313850), (16200, 1296332), (16416, 1279275), (16596, 1265400), (16650, 1261296), (16872, 1244700), (17057, 1231200), (17100, 1228104), (17518, 1198800), (17575, 1194912), (17760, 1182465), (18440, 1138860), (18981, 1106400), (19980, 1051080), (20520, 1023420), (20745, 1012320), (21090, 995760), (21600, 972249), (22128, 949050), (22200, 945972), (22496, 933525), (22800, 921078), (23050, 911088), (23976, 875900), (24624, 852850), (24894, 843600), (24975, 840864), (25308, 829800), (25650, 818736), (26277, 799200), (26640, 788310), (27360, 767565), (27660, 759240), (28120, 746820), (29600, 709479), (29970, 700720), (30780, 682280), (31635, 663840), (31968, 656925), (32400, 648166), (33192, 632700), (33300, 630648), (33744, 622350), (34114, 615600), (34200, 614052), (34575, 607392), (35036, 599400), (35150, 597456), (36880, 569430), (37341, 562400), (37962, 553200), (38475, 545824), (39960, 525540), (41040, 511710), (41490, 506160), (42180, 497880), (43795, 479520), (44256, 474525), (44400, 472986), (45600, 460539), (46100, 455544), (47952, 437950), (49248, 426425), (49788, 421800), (49950, 420432), (50616, 414900), (51171, 410400), (51300, 409368), (52554, 399600), (52725, 398304), (53280, 394155), (55320, 379620), (56240, 373410), (56943, 368800), (59940, 350360), (61560, 341140), (62235, 337440), (63270, 331920), (64800, 324083), (66384, 316350), (66600, 315324), (67488, 311175), (68228, 307800), (68400, 307026), (69150, 303696), (70072, 299700), (70300, 298728), (73760, 284715), (74682, 281200), (74925, 280288), (75924, 276600), (76950, 272912), (78831, 266400), (79920, 262770), (82080, 255855), (82980, 253080), (84360, 248940), (85285, 246240), (87590, 239760), (88800, 236493), (92200, 227772), (94905, 221280), (95904, 218975), (99576, 210900), (99900, 210216), (101232, 207450), (102342, 205200), (102600, 204684), (103725, 202464), (105108, 199800), (105450, 199152), (110640, 189810), (112480, 186705), (113886, 184400), (119880, 175180), (123120, 170570), (124470, 168720), (126540, 165960), (131385, 159840), (132768, 158175), (133200, 157662), (136456, 153900), (136800, 153513), (138300, 151848), (140144, 149850), (140600, 149364)]