21288515040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:408

約数の個数: 768

約数和(自身を含む): 85959014400

約数和(自身を除く): 64670499360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 32, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 71, 72, 76, 78, 80, 90, 95, 96, 104, 108, 114, 117, 120, 130, 135, 142, 144, 152, 156, 160, 171, 180, 190, 195, 208, 213, 216, 228, 234, 240, 247, 260, 270, 281, 284, 285, 288, 304, 312, 342, 351, 355, 360, 380, 390, 416, 426, 432, 456, 468, 480, 494, 513, 520, 540, 562, 568, 570, 585, 608, 624, 639, 684, 702, 710, 720, 741, 760, 780, 843, 852, 855, 864, 912, 923, 936, 988, 1026, 1040, 1065, 1080, 1124, 1136, 1140, 1170, 1235, 1248, 1278, 1349, 1368, 1404, 1405, 1420, 1440, 1482, 1520, 1560, 1686, 1704, 1710, 1755, 1824, 1846, 1872, 1917, 1976, 2052, 2080, 2130, 2160, 2223, 2248, 2272, 2280, 2340, 2470, 2529, 2556, 2565, 2698, 2736, 2769, 2808, 2810, 2840, 2964, 3040, 3120, 3195, 3372, 3408, 3420, 3510, 3653, 3692, 3705, 3744, 3834, 3952, 4047, 4104, 4215, 4260, 4320, 4446, 4496, 4560, 4615, 4680, 4940, 5058, 5112, 5130, 5339, 5396, 5472, 5538, 5616, 5620, 5680, 5928, 6240, 6390, 6669, 6744, 6745, 6816, 6840, 7020, 7306, 7384, 7410, 7587, 7668, 7904, 8094, 8208, 8307, 8430, 8520, 8892, 8992, 9120, 9230, 9360, 9585, 9880, 10116, 10224, 10260, 10678, 10792, 10959, 11076, 11115, 11232, 11240, 11360, 11856, 12141, 12645, 12780, 13338, 13488, 13490, 13680, 13845, 14040, 14612, 14768, 14820, 15174, 15336, 16017, 16188, 16416, 16614, 16860, 17040, 17537, 17784, 18265, 18460, 18720, 19170, 19760, 19951, 20232, 20235, 20448, 20520, 21356, 21584, 21918, 22152, 22230, 22480, 23712, 24282, 24921, 25290, 25560, 26676, 26695, 26976, 26980, 27360, 27690, 28080, 29224, 29536, 29640, 30348, 30672, 32034, 32376, 32877, 33228, 33345, 33720, 34080, 35074, 35568, 36423, 36530, 36920, 37935, 38340, 39520, 39902, 40464, 40470, 41040, 41535, 42712, 43168, 43836, 44304, 44460, 44960, 48051, 48564, 49842, 50580, 51120, 52611, 53352, 53390, 53960, 54795, 55380, 56160, 58448, 59280, 59853, 60696, 60705, 61344, 64068, 64752, 65754, 66456, 66690, 67440, 69407, 70148, 71136, 72846, 73060, 73840, 75870, 76680, 79804, 80085, 80928, 80940, 82080, 83070, 85424, 87672, 87685, 88608, 88920, 96102, 97128, 98631, 99684, 99755, 101160, 102240, 105222, 106704, 106780, 107920, 109590, 110760, 116896, 118560, 119706, 121392, 121410, 124605, 128136, 129504, 131508, 132912, 133380, 134880, 138814, 140296, 144153, 145692, 146120, 147680, 151740, 153360, 157833, 159608, 160170, 161880, 164385, 166140, 170848, 175344, 175370, 177840, 179559, 182115, 192204, 194256, 197262, 199368, 199510, 202320, 208221, 210444, 213408, 213560, 215840, 219180, 221520, 239412, 240255, 242784, 242820, 249210, 256272, 259363, 263016, 263055, 265824, 266760, 277628, 280592, 288306, 291384, 292240, 299265, 303480, 306720, 315666, 319216, 320340, 323760, 328770, 332280, 347035, 350688, 350740, 355680, 359118, 364230, 379069, 384408, 388512, 394524, 398736, 399020, 404640, 416442, 420888, 427120, 438360, 443040, 473499, 478824, 480510, 485640, 493155, 498420, 512544, 518726, 526032, 526110, 533520, 538677, 555256, 561184, 576612, 582768, 584480, 598530, 606960, 624663, 631332, 638432, 640680, 647520, 657540, 664560, 694070, 701480, 718236, 720765, 728460, 758138, 768816, 778089, 789048, 789165, 797472, 798040, 832884, 841776, 854240, 876720, 897795, 946998, 957648, 961020, 971280, 986310, 996840, 1037452, 1041105, 1052064, 1052220, 1067040, 1077354, 1110512, 1137207, 1153224, 1165536, 1197060, 1213920, 1249326, 1262664, 1281360, 1296815, 1315080, 1329120, 1388140, 1402960, 1436472, 1441530, 1456920, 1516276, 1537632, 1556178, 1578096, 1578330, 1596080, 1665768, 1683552, 1753440, 1795590, 1873989, 1893996, 1895345, 1915296, 1922040, 1942560, 1972620, 1993680, 2074904, 2082210, 2104440, 2154708, 2221024, 2274414, 2306448, 2334267, 2367495, 2394120, 2498652, 2525328, 2562720, 2593630, 2630160, 2693385, 2776280, 2805920, 2872944, 2883060, 2913840, 3032552, 3112356, 3123315, 3156192, 3156660, 3192160, 3331536, 3411621, 3591180, 3747978, 3787992, 3790690, 3844080, 3890445, 3945240, 3987360, 4149808, 4164420, 4208880, 4309416, 4548828, 4612896, 4668534, 4734990, 4788240, 4927897, 4997304, 5050656, 5187260, 5260320, 5386770, 5552560, 5686035, 5745888, 5766120, 5827680, 6065104, 6224712, 6246630, 6313320, 6663072, 6823242, 7002801, 7182360, 7495956, 7575984, 7581380, 7688160, 7780890, 7890480, 8299616, 8328840, 8417760, 8618832, 9097656, 9337068, 9369945, 9469980, 9576480, 9855794, 9994608, 10234863, 10374520, 10773540, 11105120, 11372070, 11532240, 11671335, 12130208, 12449424, 12493260, 12626640, 13646484, 14005602, 14364720, 14783691, 14991912, 15151968, 15162760, 15561780, 15780960, 16657680, 17058105, 17237664, 18195312, 18674136, 18739890, 18939960, 19711588, 19989216, 20469726, 20749040, 21547080, 22744140, 23064480, 23342670, 24639485, 24898848, 24986520, 25253280, 27292968, 28011204, 28729440, 29567382, 29983824, 30325520, 31123560, 33315360, 34116210, 35014005, 36390624, 37348272, 37479780, 37879920, 39423176, 40939452, 41498080, 43094160, 44351073, 45488280, 46685340, 49278970, 49973040, 51174315, 54585936, 56022408, 59134764, 59967648, 60651040, 62247120, 68232420, 70028010, 73918455, 74696544, 74959560, 75759840, 78846352, 81878904, 86188320, 88702146, 90976560, 93370680, 98557940, 99946080, 102348630, 109171872, 112044816, 118269528, 124494240, 133053219, 136464840, 140056020, 147836910, 149919120, 157692704, 163757808, 177404292, 181953120, 186741360, 197115880, 204697260, 221755365, 224089632, 236539056, 266106438, 272929680, 280112040, 295673820, 299838240, 327515616, 354808584, 373482720, 394231760, 409394520, 443510730, 473078112, 532212876, 545859360, 560224080, 591347640, 665266095, 709617168, 788463520, 818789040, 887021460, 1064425752, 1120448160, 1182695280, 1330532190, 1419234336, 1637578080, 1774042920, 2128851504, 2365390560, 2661064380, 3548085840, 4257703008, 5322128760, 7096171680, 10644257520, 21288515040]

約数ペア:

[(1, 21288515040), (2, 10644257520), (3, 7096171680), (4, 5322128760), (5, 4257703008), (6, 3548085840), (8, 2661064380), (9, 2365390560), (10, 2128851504), (12, 1774042920), (13, 1637578080), (15, 1419234336), (16, 1330532190), (18, 1182695280), (19, 1120448160), (20, 1064425752), (24, 887021460), (26, 818789040), (27, 788463520), (30, 709617168), (32, 665266095), (36, 591347640), (38, 560224080), (39, 545859360), (40, 532212876), (45, 473078112), (48, 443510730), (52, 409394520), (54, 394231760), (57, 373482720), (60, 354808584), (65, 327515616), (71, 299838240), (72, 295673820), (76, 280112040), (78, 272929680), (80, 266106438), (90, 236539056), (95, 224089632), (96, 221755365), (104, 204697260), (108, 197115880), (114, 186741360), (117, 181953120), (120, 177404292), (130, 163757808), (135, 157692704), (142, 149919120), (144, 147836910), (152, 140056020), (156, 136464840), (160, 133053219), (171, 124494240), (180, 118269528), (190, 112044816), (195, 109171872), (208, 102348630), (213, 99946080), (216, 98557940), (228, 93370680), (234, 90976560), (240, 88702146), (247, 86188320), (260, 81878904), (270, 78846352), (281, 75759840), (284, 74959560), (285, 74696544), (288, 73918455), (304, 70028010), (312, 68232420), (342, 62247120), (351, 60651040), (355, 59967648), (360, 59134764), (380, 56022408), (390, 54585936), (416, 51174315), (426, 49973040), (432, 49278970), (456, 46685340), (468, 45488280), (480, 44351073), (494, 43094160), (513, 41498080), (520, 40939452), (540, 39423176), (562, 37879920), (568, 37479780), (570, 37348272), (585, 36390624), (608, 35014005), (624, 34116210), (639, 33315360), (684, 31123560), (702, 30325520), (710, 29983824), (720, 29567382), (741, 28729440), (760, 28011204), (780, 27292968), (843, 25253280), (852, 24986520), (855, 24898848), (864, 24639485), (912, 23342670), (923, 23064480), (936, 22744140), (988, 21547080), (1026, 20749040), (1040, 20469726), (1065, 19989216), (1080, 19711588), (1124, 18939960), (1136, 18739890), (1140, 18674136), (1170, 18195312), (1235, 17237664), (1248, 17058105), (1278, 16657680), (1349, 15780960), (1368, 15561780), (1404, 15162760), (1405, 15151968), (1420, 14991912), (1440, 14783691), (1482, 14364720), (1520, 14005602), (1560, 13646484), (1686, 12626640), (1704, 12493260), (1710, 12449424), (1755, 12130208), (1824, 11671335), (1846, 11532240), (1872, 11372070), (1917, 11105120), (1976, 10773540), (2052, 10374520), (2080, 10234863), (2130, 9994608), (2160, 9855794), (2223, 9576480), (2248, 9469980), (2272, 9369945), (2280, 9337068), (2340, 9097656), (2470, 8618832), (2529, 8417760), (2556, 8328840), (2565, 8299616), (2698, 7890480), (2736, 7780890), (2769, 7688160), (2808, 7581380), (2810, 7575984), (2840, 7495956), (2964, 7182360), (3040, 7002801), (3120, 6823242), (3195, 6663072), (3372, 6313320), (3408, 6246630), (3420, 6224712), (3510, 6065104), (3653, 5827680), (3692, 5766120), (3705, 5745888), (3744, 5686035), (3834, 5552560), (3952, 5386770), (4047, 5260320), (4104, 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