247429440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1697

約数の個数: 168

約数和(自身を含む): 867646728

約数和(自身を除く): 620217288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 192, 212, 240, 265, 288, 318, 320, 360, 424, 477, 480, 530, 576, 636, 720, 795, 848, 954, 960, 1060, 1272, 1440, 1590, 1621, 1696, 1908, 2120, 2385, 2544, 2880, 3180, 3242, 3392, 3816, 4240, 4770, 4863, 5088, 6360, 6484, 7632, 8105, 8480, 9540, 9726, 10176, 12720, 12968, 14589, 15264, 16210, 16960, 19080, 19452, 24315, 25440, 25936, 29178, 30528, 32420, 38160, 38904, 48630, 50880, 51872, 58356, 64840, 72945, 76320, 77808, 85913, 97260, 103744, 116712, 129680, 145890, 152640, 155616, 171826, 194520, 233424, 257739, 259360, 291780, 311232, 343652, 389040, 429565, 466848, 515478, 518720, 583560, 687304, 773217, 778080, 859130, 933696, 1030956, 1167120, 1288695, 1374608, 1546434, 1556160, 1718260, 2061912, 2334240, 2577390, 2749216, 3092868, 3436520, 3866085, 4123824, 4668480, 5154780, 5498432, 6185736, 6873040, 7732170, 8247648, 10309560, 12371472, 13746080, 15464340, 16495296, 20619120, 24742944, 27492160, 30928680, 41238240, 49485888, 61857360, 82476480, 123714720, 247429440]

約数ペア:

[(1, 247429440), (2, 123714720), (3, 82476480), (4, 61857360), (5, 49485888), (6, 41238240), (8, 30928680), (9, 27492160), (10, 24742944), (12, 20619120), (15, 16495296), (16, 15464340), (18, 13746080), (20, 12371472), (24, 10309560), (30, 8247648), (32, 7732170), (36, 6873040), (40, 6185736), (45, 5498432), (48, 5154780), (53, 4668480), (60, 4123824), (64, 3866085), (72, 3436520), (80, 3092868), (90, 2749216), (96, 2577390), (106, 2334240), (120, 2061912), (144, 1718260), (159, 1556160), (160, 1546434), (180, 1374608), (192, 1288695), (212, 1167120), (240, 1030956), (265, 933696), (288, 859130), (318, 778080), (320, 773217), (360, 687304), (424, 583560), (477, 518720), (480, 515478), (530, 466848), (576, 429565), (636, 389040), (720, 343652), (795, 311232), (848, 291780), (954, 259360), (960, 257739), (1060, 233424), (1272, 194520), (1440, 171826), (1590, 155616), (1621, 152640), (1696, 145890), (1908, 129680), (2120, 116712), (2385, 103744), (2544, 97260), (2880, 85913), (3180, 77808), (3242, 76320), (3392, 72945), (3816, 64840), (4240, 58356), (4770, 51872), (4863, 50880), (5088, 48630), (6360, 38904), (6484, 38160), (7632, 32420), (8105, 30528), (8480, 29178), (9540, 25936), (9726, 25440), (10176, 24315), (12720, 19452), (12968, 19080), (14589, 16960), (15264, 16210)]