258769920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1036

約数の個数: 176

約数和(自身を含む): 877229568

約数和(自身を除く): 618459648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 640, 680, 768, 816, 960, 991, 1020, 1024, 1088, 1280, 1360, 1536, 1632, 1920, 1982, 2040, 2176, 2560, 2720, 2973, 3072, 3264, 3840, 3964, 4080, 4352, 4955, 5120, 5440, 5946, 6528, 7680, 7928, 8160, 8704, 9910, 10880, 11892, 13056, 14865, 15360, 15856, 16320, 16847, 17408, 19820, 21760, 23784, 26112, 29730, 31712, 32640, 33694, 39640, 43520, 47568, 50541, 52224, 59460, 63424, 65280, 67388, 79280, 84235, 87040, 95136, 101082, 118920, 126848, 130560, 134776, 158560, 168470, 190272, 202164, 237840, 252705, 253696, 261120, 269552, 317120, 336940, 380544, 404328, 475680, 505410, 507392, 539104, 634240, 673880, 761088, 808656, 951360, 1010820, 1014784, 1078208, 1268480, 1347760, 1522176, 1617312, 1902720, 2021640, 2156416, 2536960, 2695520, 3044352, 3234624, 3805440, 4043280, 4312832, 5073920, 5391040, 6469248, 7610880, 8086560, 8625664, 10782080, 12938496, 15221760, 16173120, 17251328, 21564160, 25876992, 32346240, 43128320, 51753984, 64692480, 86256640, 129384960, 258769920]

約数ペア:

[(1, 258769920), (2, 129384960), (3, 86256640), (4, 64692480), (5, 51753984), (6, 43128320), (8, 32346240), (10, 25876992), (12, 21564160), (15, 17251328), (16, 16173120), (17, 15221760), (20, 12938496), (24, 10782080), (30, 8625664), (32, 8086560), (34, 7610880), (40, 6469248), (48, 5391040), (51, 5073920), (60, 4312832), (64, 4043280), (68, 3805440), (80, 3234624), (85, 3044352), (96, 2695520), (102, 2536960), (120, 2156416), (128, 2021640), (136, 1902720), (160, 1617312), (170, 1522176), (192, 1347760), (204, 1268480), (240, 1078208), (255, 1014784), (256, 1010820), (272, 951360), (320, 808656), (340, 761088), (384, 673880), (408, 634240), (480, 539104), (510, 507392), (512, 505410), (544, 475680), (640, 404328), (680, 380544), (768, 336940), (816, 317120), (960, 269552), (991, 261120), (1020, 253696), (1024, 252705), (1088, 237840), (1280, 202164), (1360, 190272), (1536, 168470), (1632, 158560), (1920, 134776), (1982, 130560), (2040, 126848), (2176, 118920), (2560, 101082), (2720, 95136), (2973, 87040), (3072, 84235), (3264, 79280), (3840, 67388), (3964, 65280), (4080, 63424), (4352, 59460), (4955, 52224), (5120, 50541), (5440, 47568), (5946, 43520), (6528, 39640), (7680, 33694), (7928, 32640), (8160, 31712), (8704, 29730), (9910, 26112), (10880, 23784), (11892, 21760), (13056, 19820), (14865, 17408), (15360, 16847), (15856, 16320)]