18990436080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2011}}^1$

素因数の和:2125

約数の個数: 480

約数和(自身を含む): 75768507648

約数和(自身を除く): 56778071568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 73, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 146, 147, 154, 165, 168, 176, 196, 210, 219, 220, 231, 240, 245, 264, 280, 292, 294, 308, 330, 336, 365, 385, 392, 420, 438, 440, 462, 490, 511, 528, 539, 560, 584, 588, 616, 660, 730, 735, 770, 784, 803, 840, 876, 880, 924, 980, 1022, 1078, 1095, 1155, 1168, 1176, 1232, 1320, 1460, 1470, 1533, 1540, 1606, 1617, 1680, 1752, 1848, 1960, 2011, 2044, 2156, 2190, 2310, 2352, 2409, 2555, 2640, 2695, 2920, 2940, 3066, 3080, 3212, 3234, 3504, 3577, 3696, 3920, 4015, 4022, 4088, 4312, 4380, 4620, 4818, 5110, 5390, 5621, 5840, 5880, 6033, 6132, 6160, 6424, 6468, 7154, 7665, 8030, 8044, 8085, 8176, 8624, 8760, 9240, 9636, 10055, 10220, 10731, 10780, 11242, 11760, 12045, 12066, 12264, 12848, 12936, 14077, 14308, 15330, 16060, 16088, 16170, 16863, 17520, 17885, 18480, 19272, 20110, 20440, 21462, 21560, 22121, 22484, 24090, 24132, 24528, 25872, 28105, 28154, 28616, 30165, 30660, 32120, 32176, 32340, 33726, 35770, 38544, 39347, 40220, 40880, 42231, 42924, 43120, 44242, 44968, 48180, 48264, 53655, 56210, 56308, 57232, 60330, 61320, 64240, 64680, 66363, 67452, 70385, 71540, 78694, 80440, 84315, 84462, 85848, 88484, 89936, 96360, 96528, 98539, 107310, 110605, 112420, 112616, 118041, 120660, 122640, 129360, 132726, 134904, 140770, 143080, 146803, 154847, 157388, 160880, 168630, 168924, 171696, 176968, 192720, 196735, 197078, 211155, 214620, 221210, 224840, 225232, 236082, 241320, 265452, 269808, 281540, 286160, 293606, 295617, 309694, 314776, 331815, 337260, 337848, 353936, 393470, 394156, 422310, 429240, 440409, 442420, 449680, 464541, 472164, 482640, 492695, 530904, 563080, 587212, 590205, 591234, 619388, 629552, 663630, 674520, 675696, 734015, 774235, 786940, 788312, 844620, 858480, 880818, 884840, 929082, 944328, 985390, 1027621, 1061808, 1083929, 1126160, 1174424, 1180410, 1182468, 1238776, 1327260, 1349040, 1468030, 1478085, 1548470, 1573880, 1576624, 1614833, 1689240, 1761636, 1769680, 1858164, 1888656, 1970780, 2055242, 2167858, 2202045, 2322705, 2348848, 2360820, 2364936, 2477552, 2654520, 2936060, 2956170, 3082863, 3096940, 3147760, 3229666, 3251787, 3378480, 3523272, 3716328, 3941560, 4110484, 4335716, 4404090, 4645410, 4721640, 4729872, 4844499, 5138105, 5309040, 5419645, 5872120, 5912340, 6165726, 6193880, 6459332, 6503574, 7046544, 7193347, 7432656, 7883120, 8074165, 8220968, 8671432, 8808180, 9290820, 9443280, 9688998, 10276210, 10839290, 11303831, 11744240, 11824680, 12331452, 12387760, 12918664, 13007148, 14386694, 15414315, 16148330, 16258935, 16441936, 17342864, 17616360, 18581640, 19377996, 20552420, 21580041, 21678580, 22607662, 23649360, 24222495, 24662904, 25837328, 26014296, 28773388, 30828630, 32296660, 32517870, 33911493, 35232720, 35966735, 37163280, 38755992, 41104840, 43160082, 43357160, 45215324, 48444990, 49325808, 52028592, 56519155, 57546776, 61657260, 64593320, 65035740, 67822986, 71933470, 77511984, 79126817, 82209680, 86320164, 86714320, 90430648, 96889980, 107900205, 113038310, 115093552, 123314520, 129186640, 130071480, 135645972, 143866940, 158253634, 169557465, 172640328, 180861296, 193779960, 215800410, 226076620, 237380451, 246629040, 260142960, 271291944, 287733880, 316507268, 339114930, 345280656, 387559920, 395634085, 431600820, 452153240, 474760902, 542583888, 575467760, 633014536, 678229860, 791268170, 863201640, 904306480, 949521804, 1186902255, 1266029072, 1356459720, 1582536340, 1726403280, 1899043608, 2373804510, 2712919440, 3165072680, 3798087216, 4747609020, 6330145360, 9495218040, 18990436080]

約数ペア:

[(1, 18990436080), (2, 9495218040), (3, 6330145360), (4, 4747609020), (5, 3798087216), (6, 3165072680), (7, 2712919440), (8, 2373804510), (10, 1899043608), (11, 1726403280), (12, 1582536340), (14, 1356459720), (15, 1266029072), (16, 1186902255), (20, 949521804), (21, 904306480), (22, 863201640), (24, 791268170), (28, 678229860), (30, 633014536), (33, 575467760), (35, 542583888), (40, 474760902), (42, 452153240), (44, 431600820), (48, 395634085), (49, 387559920), (55, 345280656), (56, 339114930), (60, 316507268), (66, 287733880), (70, 271291944), (73, 260142960), (77, 246629040), (80, 237380451), (84, 226076620), (88, 215800410), (98, 193779960), (105, 180861296), (110, 172640328), (112, 169557465), (120, 158253634), (132, 143866940), (140, 135645972), (146, 130071480), (147, 129186640), (154, 123314520), (165, 115093552), (168, 113038310), (176, 107900205), (196, 96889980), (210, 90430648), (219, 86714320), (220, 86320164), (231, 82209680), (240, 79126817), (245, 77511984), (264, 71933470), (280, 67822986), (292, 65035740), (294, 64593320), (308, 61657260), (330, 57546776), (336, 56519155), (365, 52028592), (385, 49325808), (392, 48444990), (420, 45215324), (438, 43357160), (440, 43160082), (462, 41104840), (490, 38755992), (511, 37163280), (528, 35966735), (539, 35232720), (560, 33911493), (584, 32517870), (588, 32296660), (616, 30828630), (660, 28773388), (730, 26014296), (735, 25837328), (770, 24662904), (784, 24222495), (803, 23649360), (840, 22607662), (876, 21678580), (880, 21580041), (924, 20552420), (980, 19377996), (1022, 18581640), (1078, 17616360), (1095, 17342864), (1155, 16441936), (1168, 16258935), (1176, 16148330), (1232, 15414315), (1320, 14386694), (1460, 13007148), (1470, 12918664), (1533, 12387760), (1540, 12331452), (1606, 11824680), (1617, 11744240), (1680, 11303831), (1752, 10839290), (1848, 10276210), (1960, 9688998), (2011, 9443280), (2044, 9290820), (2156, 8808180), (2190, 8671432), (2310, 8220968), (2352, 8074165), (2409, 7883120), (2555, 7432656), (2640, 7193347), (2695, 7046544), (2920, 6503574), (2940, 6459332), (3066, 6193880), (3080, 6165726), (3212, 5912340), (3234, 5872120), (3504, 5419645), (3577, 5309040), (3696, 5138105), (3920, 4844499), (4015, 4729872), (4022, 4721640), (4088, 4645410), (4312, 4404090), (4380, 4335716), (4620, 4110484), (4818, 3941560), (5110, 3716328), (5390, 3523272), (5621, 3378480), (5840, 3251787), (5880, 3229666), (6033, 3147760), (6132, 3096940), (6160, 3082863), (6424, 2956170), (6468, 2936060), (7154, 2654520), (7665, 2477552), (8030, 2364936), (8044, 2360820), (8085, 2348848), (8176, 2322705), (8624, 2202045), (8760, 2167858), (9240, 2055242), (9636, 1970780), (10055, 1888656), (10220, 1858164), (10731, 1769680), (10780, 1761636), (11242, 1689240), (11760, 1614833), (12045, 1576624), (12066, 1573880), (12264, 1548470), (12848, 1478085), (12936, 1468030), (14077, 1349040), (14308, 1327260), (15330, 1238776), (16060, 1182468), (16088, 1180410), (16170, 1174424), (16863, 1126160), (17520, 1083929), (17885, 1061808), (18480, 1027621), (19272, 985390), (20110, 944328), (20440, 929082), (21462, 884840), (21560, 880818), (22121, 858480), (22484, 844620), (24090, 788312), (24132, 786940), (24528, 774235), (25872, 734015), (28105, 675696), (28154, 674520), (28616, 663630), (30165, 629552), (30660, 619388), (32120, 591234), (32176, 590205), (32340, 587212), (33726, 563080), (35770, 530904), (38544, 492695), (39347, 482640), (40220, 472164), (40880, 464541), (42231, 449680), (42924, 442420), (43120, 440409), (44242, 429240), (44968, 422310), (48180, 394156), (48264, 393470), (53655, 353936), (56210, 337848), (56308, 337260), (57232, 331815), (60330, 314776), (61320, 309694), (64240, 295617), (64680, 293606), (66363, 286160), (67452, 281540), (70385, 269808), (71540, 265452), (78694, 241320), (80440, 236082), (84315, 225232), (84462, 224840), (85848, 221210), (88484, 214620), (89936, 211155), (96360, 197078), (96528, 196735), (98539, 192720), (107310, 176968), (110605, 171696), (112420, 168924), (112616, 168630), (118041, 160880), (120660, 157388), (122640, 154847), (129360, 146803), (132726, 143080), (134904, 140770)]