390435142720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{19211}}^1$

素因数の和:19489

約数の個数: 224

約数和(自身を含む): 1092461331456

約数和(自身を除く): 702026188736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 211, 215, 224, 280, 301, 320, 344, 422, 430, 448, 560, 602, 688, 844, 860, 1055, 1120, 1204, 1376, 1477, 1505, 1688, 1720, 2110, 2240, 2408, 2752, 2954, 3010, 3376, 3440, 4220, 4816, 5908, 6020, 6752, 6880, 7385, 8440, 9073, 9632, 11816, 12040, 13504, 13760, 14770, 16880, 18146, 19211, 19264, 23632, 24080, 29540, 33760, 36292, 38422, 45365, 47264, 48160, 59080, 63511, 67520, 72584, 76844, 90730, 94528, 96055, 96320, 118160, 127022, 134477, 145168, 153688, 181460, 192110, 236320, 254044, 268954, 290336, 307376, 317555, 362920, 384220, 472640, 508088, 537908, 580672, 614752, 635110, 672385, 725840, 768440, 826073, 1016176, 1075816, 1229504, 1270220, 1344770, 1451680, 1536880, 1652146, 2032352, 2151632, 2540440, 2689540, 2903360, 3073760, 3304292, 4053521, 4064704, 4130365, 4303264, 5080880, 5379080, 5782511, 6147520, 6608584, 8107042, 8260730, 8606528, 10161760, 10758160, 11565022, 13217168, 16214084, 16521460, 20267605, 20323520, 21516320, 23130044, 26434336, 28374647, 28912555, 32428168, 33042920, 40535210, 43032640, 46260088, 52868672, 56749294, 57825110, 64856336, 66085840, 81070420, 92520176, 113498588, 115650220, 129712672, 132171680, 141873235, 162140840, 174301403, 185040352, 226997176, 231300440, 259425344, 264343360, 283746470, 324281680, 348602806, 370080704, 453994352, 462600880, 567492940, 648563360, 697205612, 871507015, 907988704, 925201760, 1134985880, 1220109821, 1297126720, 1394411224, 1743014030, 1815977408, 1850403520, 2269971760, 2440219642, 2788822448, 3486028060, 4539943520, 4880439284, 5577644896, 6100549105, 6972056120, 9079887040, 9760878568, 11155289792, 12201098210, 13944112240, 19521757136, 24402196420, 27888224480, 39043514272, 48804392840, 55776448960, 78087028544, 97608785680, 195217571360, 390435142720]

約数ペア:

[(1, 390435142720), (2, 195217571360), (4, 97608785680), (5, 78087028544), (7, 55776448960), (8, 48804392840), (10, 39043514272), (14, 27888224480), (16, 24402196420), (20, 19521757136), (28, 13944112240), (32, 12201098210), (35, 11155289792), (40, 9760878568), (43, 9079887040), (56, 6972056120), (64, 6100549105), (70, 5577644896), (80, 4880439284), (86, 4539943520), (112, 3486028060), (140, 2788822448), (160, 2440219642), (172, 2269971760), (211, 1850403520), (215, 1815977408), (224, 1743014030), (280, 1394411224), (301, 1297126720), (320, 1220109821), (344, 1134985880), (422, 925201760), (430, 907988704), (448, 871507015), (560, 697205612), (602, 648563360), (688, 567492940), (844, 462600880), (860, 453994352), (1055, 370080704), (1120, 348602806), (1204, 324281680), (1376, 283746470), (1477, 264343360), (1505, 259425344), (1688, 231300440), (1720, 226997176), (2110, 185040352), (2240, 174301403), (2408, 162140840), (2752, 141873235), (2954, 132171680), (3010, 129712672), (3376, 115650220), (3440, 113498588), (4220, 92520176), (4816, 81070420), (5908, 66085840), (6020, 64856336), (6752, 57825110), (6880, 56749294), (7385, 52868672), (8440, 46260088), (9073, 43032640), (9632, 40535210), (11816, 33042920), (12040, 32428168), (13504, 28912555), (13760, 28374647), (14770, 26434336), (16880, 23130044), (18146, 21516320), (19211, 20323520), (19264, 20267605), (23632, 16521460), (24080, 16214084), (29540, 13217168), (33760, 11565022), (36292, 10758160), (38422, 10161760), (45365, 8606528), (47264, 8260730), (48160, 8107042), (59080, 6608584), (63511, 6147520), (67520, 5782511), (72584, 5379080), (76844, 5080880), (90730, 4303264), (94528, 4130365), (96055, 4064704), (96320, 4053521), (118160, 3304292), (127022, 3073760), (134477, 2903360), (145168, 2689540), (153688, 2540440), (181460, 2151632), (192110, 2032352), (236320, 1652146), (254044, 1536880), (268954, 1451680), (290336, 1344770), (307376, 1270220), (317555, 1229504), (362920, 1075816), (384220, 1016176), (472640, 826073), (508088, 768440), (537908, 725840), (580672, 672385), (614752, 635110)]