309265920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:493

約数の個数: 240

約数和(自身を含む): 1108179072

約数和(自身を除く): 798913152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 433, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 866, 930, 960, 992, 1116, 1152, 1240, 1280, 1299, 1395, 1440, 1488, 1536, 1732, 1860, 1920, 1984, 2165, 2232, 2304, 2480, 2560, 2598, 2790, 2880, 2976, 3464, 3720, 3840, 3897, 3968, 4330, 4464, 4608, 4960, 5196, 5580, 5760, 5952, 6495, 6928, 7440, 7680, 7794, 7936, 8660, 8928, 9920, 10392, 11160, 11520, 11904, 12990, 13423, 13856, 14880, 15588, 15872, 17320, 17856, 19485, 19840, 20784, 22320, 23040, 23808, 25980, 26846, 27712, 29760, 31176, 34640, 35712, 38970, 39680, 40269, 41568, 44640, 47616, 51960, 53692, 55424, 59520, 62352, 67115, 69280, 71424, 77940, 79360, 80538, 83136, 89280, 103920, 107384, 110848, 119040, 120807, 124704, 134230, 138560, 142848, 155880, 161076, 166272, 178560, 201345, 207840, 214768, 221696, 238080, 241614, 249408, 268460, 277120, 311760, 322152, 332544, 357120, 402690, 415680, 429536, 483228, 498816, 536920, 554240, 604035, 623520, 644304, 665088, 714240, 805380, 831360, 859072, 966456, 997632, 1073840, 1108480, 1208070, 1247040, 1288608, 1610760, 1662720, 1718144, 1932912, 1995264, 2147680, 2416140, 2494080, 2577216, 3221520, 3325440, 3436288, 3865824, 4295360, 4832280, 4988160, 5154432, 6443040, 6872576, 7731648, 8590720, 9664560, 9976320, 10308864, 12886080, 15463296, 17181440, 19329120, 20617728, 25772160, 30926592, 34362880, 38658240, 51544320, 61853184, 77316480, 103088640, 154632960, 309265920]

約数ペア:

[(1, 309265920), (2, 154632960), (3, 103088640), (4, 77316480), (5, 61853184), (6, 51544320), (8, 38658240), (9, 34362880), (10, 30926592), (12, 25772160), (15, 20617728), (16, 19329120), (18, 17181440), (20, 15463296), (24, 12886080), (30, 10308864), (31, 9976320), (32, 9664560), (36, 8590720), (40, 7731648), (45, 6872576), (48, 6443040), (60, 5154432), (62, 4988160), (64, 4832280), (72, 4295360), (80, 3865824), (90, 3436288), (93, 3325440), (96, 3221520), (120, 2577216), (124, 2494080), (128, 2416140), (144, 2147680), (155, 1995264), (160, 1932912), (180, 1718144), (186, 1662720), (192, 1610760), (240, 1288608), (248, 1247040), (256, 1208070), (279, 1108480), (288, 1073840), (310, 997632), (320, 966456), (360, 859072), (372, 831360), (384, 805380), (433, 714240), (465, 665088), (480, 644304), (496, 623520), (512, 604035), (558, 554240), (576, 536920), (620, 498816), (640, 483228), (720, 429536), (744, 415680), (768, 402690), (866, 357120), (930, 332544), (960, 322152), (992, 311760), (1116, 277120), (1152, 268460), (1240, 249408), (1280, 241614), (1299, 238080), (1395, 221696), (1440, 214768), (1488, 207840), (1536, 201345), (1732, 178560), (1860, 166272), (1920, 161076), (1984, 155880), (2165, 142848), (2232, 138560), (2304, 134230), (2480, 124704), (2560, 120807), (2598, 119040), (2790, 110848), (2880, 107384), (2976, 103920), (3464, 89280), (3720, 83136), (3840, 80538), (3897, 79360), (3968, 77940), (4330, 71424), (4464, 69280), (4608, 67115), (4960, 62352), (5196, 59520), (5580, 55424), (5760, 53692), (5952, 51960), (6495, 47616), (6928, 44640), (7440, 41568), (7680, 40269), (7794, 39680), (7936, 38970), (8660, 35712), (8928, 34640), (9920, 31176), (10392, 29760), (11160, 27712), (11520, 26846), (11904, 25980), (12990, 23808), (13423, 23040), (13856, 22320), (14880, 20784), (15588, 19840), (15872, 19485), (17320, 17856)]