491112720

素因数分解:

$2^4\times 3^7\times 5^1\times 7^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 320

約数和(自身を含む): 1962017280

約数和(自身を除く): 1470904560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 401, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 729, 756, 802, 810, 840, 945, 972, 1008, 1080, 1134, 1203, 1215, 1260, 1296, 1458, 1512, 1604, 1620, 1680, 1701, 1890, 1944, 2005, 2160, 2187, 2268, 2406, 2430, 2520, 2807, 2835, 2916, 3024, 3208, 3240, 3402, 3609, 3645, 3780, 3888, 4010, 4374, 4536, 4812, 4860, 5040, 5103, 5614, 5670, 5832, 6015, 6416, 6480, 6804, 7218, 7290, 7560, 8020, 8421, 8505, 8748, 9072, 9624, 9720, 10206, 10827, 10935, 11228, 11340, 11664, 12030, 13608, 14035, 14436, 14580, 15120, 15309, 16040, 16842, 17010, 17496, 18045, 19248, 19440, 20412, 21654, 21870, 22456, 22680, 24060, 25263, 25515, 27216, 28070, 28872, 29160, 30618, 32080, 32481, 33684, 34020, 34992, 36090, 40824, 42105, 43308, 43740, 44912, 45360, 48120, 50526, 51030, 54135, 56140, 57744, 58320, 61236, 64962, 67368, 68040, 72180, 75789, 76545, 81648, 84210, 86616, 87480, 96240, 97443, 101052, 102060, 108270, 112280, 122472, 126315, 129924, 134736, 136080, 144360, 151578, 153090, 162405, 168420, 173232, 174960, 194886, 202104, 204120, 216540, 224560, 227367, 244944, 252630, 259848, 288720, 292329, 303156, 306180, 324810, 336840, 378945, 389772, 404208, 408240, 433080, 454734, 487215, 505260, 519696, 584658, 606312, 612360, 649620, 673680, 682101, 757890, 779544, 866160, 876987, 909468, 974430, 1010520, 1136835, 1169316, 1212624, 1224720, 1299240, 1364202, 1461645, 1515780, 1559088, 1753974, 1818936, 1948860, 2021040, 2046303, 2273670, 2338632, 2598480, 2728404, 2923290, 3031560, 3410505, 3507948, 3637872, 3897720, 4092606, 4384935, 4547340, 4677264, 5456808, 5846580, 6063120, 6138909, 6821010, 7015896, 7795440, 8185212, 8769870, 9094680, 10231515, 10913616, 11693160, 12277818, 13642020, 14031792, 16370424, 17539740, 18189360, 20463030, 23386320, 24555636, 27284040, 30694545, 32740848, 35079480, 40926060, 49111272, 54568080, 61389090, 70158960, 81852120, 98222544, 122778180, 163704240, 245556360, 491112720]

約数ペア:

[(1, 491112720), (2, 245556360), (3, 163704240), (4, 122778180), (5, 98222544), (6, 81852120), (7, 70158960), (8, 61389090), (9, 54568080), (10, 49111272), (12, 40926060), (14, 35079480), (15, 32740848), (16, 30694545), (18, 27284040), (20, 24555636), (21, 23386320), (24, 20463030), (27, 18189360), (28, 17539740), (30, 16370424), (35, 14031792), (36, 13642020), (40, 12277818), (42, 11693160), (45, 10913616), (48, 10231515), (54, 9094680), (56, 8769870), (60, 8185212), (63, 7795440), (70, 7015896), (72, 6821010), (80, 6138909), (81, 6063120), (84, 5846580), (90, 5456808), (105, 4677264), (108, 4547340), (112, 4384935), (120, 4092606), (126, 3897720), (135, 3637872), (140, 3507948), (144, 3410505), (162, 3031560), (168, 2923290), (180, 2728404), (189, 2598480), (210, 2338632), (216, 2273670), (240, 2046303), (243, 2021040), (252, 1948860), (270, 1818936), (280, 1753974), (315, 1559088), (324, 1515780), (336, 1461645), (360, 1364202), (378, 1299240), (401, 1224720), (405, 1212624), (420, 1169316), (432, 1136835), (486, 1010520), (504, 974430), (540, 909468), (560, 876987), (567, 866160), (630, 779544), (648, 757890), (720, 682101), (729, 673680), (756, 649620), (802, 612360), (810, 606312), (840, 584658), (945, 519696), (972, 505260), (1008, 487215), (1080, 454734), (1134, 433080), (1203, 408240), (1215, 404208), (1260, 389772), (1296, 378945), (1458, 336840), (1512, 324810), (1604, 306180), (1620, 303156), (1680, 292329), (1701, 288720), (1890, 259848), (1944, 252630), (2005, 244944), (2160, 227367), (2187, 224560), (2268, 216540), (2406, 204120), (2430, 202104), (2520, 194886), (2807, 174960), (2835, 173232), (2916, 168420), (3024, 162405), (3208, 153090), (3240, 151578), (3402, 144360), (3609, 136080), (3645, 134736), (3780, 129924), (3888, 126315), (4010, 122472), (4374, 112280), (4536, 108270), (4812, 102060), (4860, 101052), (5040, 97443), (5103, 96240), (5614, 87480), (5670, 86616), (5832, 84210), (6015, 81648), (6416, 76545), (6480, 75789), (6804, 72180), (7218, 68040), (7290, 67368), (7560, 64962), (8020, 61236), (8421, 58320), (8505, 57744), (8748, 56140), (9072, 54135), (9624, 51030), (9720, 50526), (10206, 48120), (10827, 45360), (10935, 44912), (11228, 43740), (11340, 43308), (11664, 42105), (12030, 40824), (13608, 36090), (14035, 34992), (14436, 34020), (14580, 33684), (15120, 32481), (15309, 32080), (16040, 30618), (16842, 29160), (17010, 28872), (17496, 28070), (18045, 27216), (19248, 25515), (19440, 25263), (20412, 24060), (21654, 22680), (21870, 22456)]