305210880

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1061

約数の個数: 240

約数和(自身を含む): 1139458320

約数和(自身を除く): 834247440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1019, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2038, 2080, 2304, 2340, 2496, 2560, 2880, 3057, 3120, 3328, 3744, 3840, 4076, 4160, 4608, 4680, 4992, 5095, 5760, 6114, 6240, 6656, 7488, 7680, 8152, 8320, 9171, 9360, 9984, 10190, 11520, 12228, 12480, 13247, 14976, 15285, 16304, 16640, 18342, 18720, 19968, 20380, 23040, 24456, 24960, 26494, 29952, 30570, 32608, 33280, 36684, 37440, 39741, 40760, 45855, 48912, 49920, 52988, 59904, 61140, 65216, 66235, 73368, 74880, 79482, 81520, 91710, 97824, 99840, 105976, 119223, 122280, 130432, 132470, 146736, 149760, 158964, 163040, 183420, 195648, 198705, 211952, 238446, 244560, 260864, 264940, 293472, 299520, 317928, 326080, 366840, 391296, 397410, 423904, 476892, 489120, 521728, 529880, 586944, 596115, 635856, 652160, 733680, 782592, 794820, 847808, 953784, 978240, 1059760, 1173888, 1192230, 1271712, 1304320, 1467360, 1565184, 1589640, 1695616, 1907568, 1956480, 2119520, 2347776, 2384460, 2543424, 2608640, 2934720, 3179280, 3391232, 3815136, 3912960, 4239040, 4695552, 4768920, 5086848, 5869440, 6358560, 6782464, 7630272, 7825920, 8478080, 9537840, 10173696, 11738880, 12717120, 15260544, 16956160, 19075680, 20347392, 23477760, 25434240, 30521088, 33912320, 38151360, 50868480, 61042176, 76302720, 101736960, 152605440, 305210880]

約数ペア:

[(1, 305210880), (2, 152605440), (3, 101736960), (4, 76302720), (5, 61042176), (6, 50868480), (8, 38151360), (9, 33912320), (10, 30521088), (12, 25434240), (13, 23477760), (15, 20347392), (16, 19075680), (18, 16956160), (20, 15260544), (24, 12717120), (26, 11738880), (30, 10173696), (32, 9537840), (36, 8478080), (39, 7825920), (40, 7630272), (45, 6782464), (48, 6358560), (52, 5869440), (60, 5086848), (64, 4768920), (65, 4695552), (72, 4239040), (78, 3912960), (80, 3815136), (90, 3391232), (96, 3179280), (104, 2934720), (117, 2608640), (120, 2543424), (128, 2384460), (130, 2347776), (144, 2119520), (156, 1956480), (160, 1907568), (180, 1695616), (192, 1589640), (195, 1565184), (208, 1467360), (234, 1304320), (240, 1271712), (256, 1192230), (260, 1173888), (288, 1059760), (312, 978240), (320, 953784), (360, 847808), (384, 794820), (390, 782592), (416, 733680), (468, 652160), (480, 635856), (512, 596115), (520, 586944), (576, 529880), (585, 521728), (624, 489120), (640, 476892), (720, 423904), (768, 397410), (780, 391296), (832, 366840), (936, 326080), (960, 317928), (1019, 299520), (1040, 293472), (1152, 264940), (1170, 260864), (1248, 244560), (1280, 238446), (1440, 211952), (1536, 198705), (1560, 195648), (1664, 183420), (1872, 163040), (1920, 158964), (2038, 149760), (2080, 146736), (2304, 132470), (2340, 130432), (2496, 122280), (2560, 119223), (2880, 105976), (3057, 99840), (3120, 97824), (3328, 91710), (3744, 81520), (3840, 79482), (4076, 74880), (4160, 73368), (4608, 66235), (4680, 65216), (4992, 61140), (5095, 59904), (5760, 52988), (6114, 49920), (6240, 48912), (6656, 45855), (7488, 40760), (7680, 39741), (8152, 37440), (8320, 36684), (9171, 33280), (9360, 32608), (9984, 30570), (10190, 29952), (11520, 26494), (12228, 24960), (12480, 24456), (13247, 23040), (14976, 20380), (15285, 19968), (16304, 18720), (16640, 18342)]