261362080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 288

約数和(自身を含む): 795823056

約数和(自身を除く): 534460976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 37, 40, 49, 53, 56, 68, 70, 74, 80, 85, 98, 106, 112, 119, 136, 140, 148, 160, 170, 185, 196, 212, 224, 238, 245, 259, 265, 272, 280, 296, 340, 370, 371, 392, 424, 476, 490, 518, 530, 544, 560, 592, 595, 629, 680, 740, 742, 784, 833, 848, 901, 952, 980, 1036, 1060, 1120, 1184, 1190, 1258, 1295, 1360, 1480, 1484, 1568, 1666, 1696, 1802, 1813, 1855, 1904, 1960, 1961, 2072, 2120, 2380, 2516, 2590, 2597, 2720, 2960, 2968, 3145, 3332, 3604, 3626, 3710, 3808, 3920, 3922, 4144, 4165, 4240, 4403, 4505, 4760, 5032, 5180, 5194, 5920, 5936, 6290, 6307, 6664, 7208, 7252, 7420, 7840, 7844, 8288, 8330, 8480, 8806, 9010, 9065, 9520, 9805, 10064, 10360, 10388, 11872, 12580, 12614, 12985, 13328, 13727, 14416, 14504, 14840, 15688, 16660, 17612, 18020, 18130, 19040, 19610, 20128, 20720, 20776, 22015, 25160, 25228, 25970, 26656, 27454, 28832, 29008, 29680, 30821, 31376, 31535, 33320, 33337, 35224, 36040, 36260, 39220, 41440, 41552, 44030, 44149, 50320, 50456, 51940, 54908, 58016, 59360, 61642, 62752, 63070, 66640, 66674, 68635, 70448, 72080, 72520, 78440, 83104, 88060, 88298, 96089, 100640, 100912, 103880, 109816, 123284, 126140, 133280, 133348, 137270, 140896, 144160, 145040, 154105, 156880, 166685, 176120, 176596, 192178, 201824, 207760, 219632, 220745, 233359, 246568, 252280, 266696, 274540, 290080, 308210, 313760, 333370, 352240, 353192, 384356, 415520, 439264, 441490, 466718, 480445, 493136, 504560, 533392, 549080, 616420, 666740, 704480, 706384, 768712, 882980, 933436, 960890, 986272, 1009120, 1066784, 1098160, 1166795, 1232840, 1333480, 1412768, 1537424, 1633513, 1765960, 1866872, 1921780, 2196320, 2333590, 2465680, 2666960, 3074848, 3267026, 3531920, 3733744, 3843560, 4667180, 4931360, 5333920, 6534052, 7063840, 7467488, 7687120, 8167565, 9334360, 13068104, 15374240, 16335130, 18668720, 26136208, 32670260, 37337440, 52272416, 65340520, 130681040, 261362080]

約数ペア:

[(1, 261362080), (2, 130681040), (4, 65340520), (5, 52272416), (7, 37337440), (8, 32670260), (10, 26136208), (14, 18668720), (16, 16335130), (17, 15374240), (20, 13068104), (28, 9334360), (32, 8167565), (34, 7687120), (35, 7467488), (37, 7063840), (40, 6534052), (49, 5333920), (53, 4931360), (56, 4667180), (68, 3843560), (70, 3733744), (74, 3531920), (80, 3267026), (85, 3074848), (98, 2666960), (106, 2465680), (112, 2333590), (119, 2196320), (136, 1921780), (140, 1866872), (148, 1765960), (160, 1633513), (170, 1537424), (185, 1412768), (196, 1333480), (212, 1232840), (224, 1166795), (238, 1098160), (245, 1066784), (259, 1009120), (265, 986272), (272, 960890), (280, 933436), (296, 882980), (340, 768712), (370, 706384), (371, 704480), (392, 666740), (424, 616420), (476, 549080), (490, 533392), (518, 504560), (530, 493136), (544, 480445), (560, 466718), (592, 441490), (595, 439264), (629, 415520), (680, 384356), (740, 353192), (742, 352240), (784, 333370), (833, 313760), (848, 308210), (901, 290080), (952, 274540), (980, 266696), (1036, 252280), (1060, 246568), (1120, 233359), (1184, 220745), (1190, 219632), (1258, 207760), (1295, 201824), (1360, 192178), (1480, 176596), (1484, 176120), (1568, 166685), (1666, 156880), (1696, 154105), (1802, 145040), (1813, 144160), (1855, 140896), (1904, 137270), (1960, 133348), (1961, 133280), (2072, 126140), (2120, 123284), (2380, 109816), (2516, 103880), (2590, 100912), (2597, 100640), (2720, 96089), (2960, 88298), (2968, 88060), (3145, 83104), (3332, 78440), (3604, 72520), (3626, 72080), (3710, 70448), (3808, 68635), (3920, 66674), (3922, 66640), (4144, 63070), (4165, 62752), (4240, 61642), (4403, 59360), (4505, 58016), (4760, 54908), (5032, 51940), (5180, 50456), (5194, 50320), (5920, 44149), (5936, 44030), (6290, 41552), (6307, 41440), (6664, 39220), (7208, 36260), (7252, 36040), (7420, 35224), (7840, 33337), (7844, 33320), (8288, 31535), (8330, 31376), (8480, 30821), (8806, 29680), (9010, 29008), (9065, 28832), (9520, 27454), (9805, 26656), (10064, 25970), (10360, 25228), (10388, 25160), (11872, 22015), (12580, 20776), (12614, 20720), (12985, 20128), (13328, 19610), (13727, 19040), (14416, 18130), (14504, 18020), (14840, 17612), (15688, 16660)]