1290533760

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:973

約数の個数: 192

約数和(自身を含む): 4475250000

約数和(自身を除く): 3184716240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 449, 480, 499, 576, 640, 720, 898, 960, 998, 1152, 1347, 1440, 1497, 1796, 1920, 1996, 2245, 2495, 2694, 2880, 2994, 3592, 3992, 4041, 4490, 4491, 4990, 5388, 5760, 5988, 6735, 7184, 7485, 7984, 8082, 8980, 8982, 9980, 10776, 11976, 13470, 14368, 14970, 15968, 16164, 17960, 17964, 19960, 20205, 21552, 22455, 23952, 26940, 28736, 29940, 31936, 32328, 35920, 35928, 39920, 40410, 43104, 44910, 47904, 53880, 57472, 59880, 63872, 64656, 71840, 71856, 79840, 80820, 86208, 89820, 95808, 107760, 119760, 129312, 143680, 143712, 159680, 161640, 172416, 179640, 191616, 215520, 224051, 239520, 258624, 287360, 287424, 319360, 323280, 359280, 431040, 448102, 479040, 517248, 574848, 646560, 672153, 718560, 862080, 896204, 958080, 1120255, 1293120, 1344306, 1437120, 1792408, 2016459, 2240510, 2586240, 2688612, 2874240, 3360765, 3584816, 4032918, 4481020, 5377224, 6721530, 7169632, 8065836, 8962040, 10082295, 10754448, 13443060, 14339264, 16131672, 17924080, 20164590, 21508896, 26886120, 28678528, 32263344, 35848160, 40329180, 43017792, 53772240, 64526688, 71696320, 80658360, 86035584, 107544480, 129053376, 143392640, 161316720, 215088960, 258106752, 322633440, 430177920, 645266880, 1290533760]

約数ペア:

[(1, 1290533760), (2, 645266880), (3, 430177920), (4, 322633440), (5, 258106752), (6, 215088960), (8, 161316720), (9, 143392640), (10, 129053376), (12, 107544480), (15, 86035584), (16, 80658360), (18, 71696320), (20, 64526688), (24, 53772240), (30, 43017792), (32, 40329180), (36, 35848160), (40, 32263344), (45, 28678528), (48, 26886120), (60, 21508896), (64, 20164590), (72, 17924080), (80, 16131672), (90, 14339264), (96, 13443060), (120, 10754448), (128, 10082295), (144, 8962040), (160, 8065836), (180, 7169632), (192, 6721530), (240, 5377224), (288, 4481020), (320, 4032918), (360, 3584816), (384, 3360765), (449, 2874240), (480, 2688612), (499, 2586240), (576, 2240510), (640, 2016459), (720, 1792408), (898, 1437120), (960, 1344306), (998, 1293120), (1152, 1120255), (1347, 958080), (1440, 896204), (1497, 862080), (1796, 718560), (1920, 672153), (1996, 646560), (2245, 574848), (2495, 517248), (2694, 479040), (2880, 448102), (2994, 431040), (3592, 359280), (3992, 323280), (4041, 319360), (4490, 287424), (4491, 287360), (4990, 258624), (5388, 239520), (5760, 224051), (5988, 215520), (6735, 191616), (7184, 179640), (7485, 172416), (7984, 161640), (8082, 159680), (8980, 143712), (8982, 143680), (9980, 129312), (10776, 119760), (11976, 107760), (13470, 95808), (14368, 89820), (14970, 86208), (15968, 80820), (16164, 79840), (17960, 71856), (17964, 71840), (19960, 64656), (20205, 63872), (21552, 59880), (22455, 57472), (23952, 53880), (26940, 47904), (28736, 44910), (29940, 43104), (31936, 40410), (32328, 39920), (35920, 35928)]