318554880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{1693}}^1$

素因数の和:1731

約数の個数: 216

約数和(自身を含む): 1184187312

約数和(自身を除く): 865632432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1568, 1680, 1693, 1792, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3386, 3840, 3920, 4480, 4704, 5079, 5376, 5880, 6272, 6720, 6772, 7840, 8465, 8960, 9408, 10158, 11760, 11851, 12544, 13440, 13544, 15680, 16930, 18816, 20316, 23520, 23702, 25395, 26880, 27088, 31360, 33860, 35553, 37632, 40632, 47040, 47404, 50790, 54176, 59255, 62720, 67720, 71106, 81264, 82957, 94080, 94808, 101580, 108352, 118510, 135440, 142212, 162528, 165914, 177765, 188160, 189616, 203160, 216704, 237020, 248871, 270880, 284424, 325056, 331828, 355530, 379232, 406320, 414785, 433408, 474040, 497742, 541760, 568848, 650112, 663656, 711060, 758464, 812640, 829570, 948080, 995484, 1083520, 1137696, 1244355, 1300224, 1327312, 1422120, 1516928, 1625280, 1659140, 1896160, 1990968, 2167040, 2275392, 2488710, 2654624, 2844240, 3033856, 3250560, 3318280, 3792320, 3981936, 4550784, 4977420, 5309248, 5688480, 6501120, 6636560, 7584640, 7963872, 9101568, 9954840, 10618496, 11376960, 13273120, 15169280, 15927744, 19909680, 21236992, 22753920, 26546240, 31855488, 39819360, 45507840, 53092480, 63710976, 79638720, 106184960, 159277440, 318554880]

約数ペア:

[(1, 318554880), (2, 159277440), (3, 106184960), (4, 79638720), (5, 63710976), (6, 53092480), (7, 45507840), (8, 39819360), (10, 31855488), (12, 26546240), (14, 22753920), (15, 21236992), (16, 19909680), (20, 15927744), (21, 15169280), (24, 13273120), (28, 11376960), (30, 10618496), (32, 9954840), (35, 9101568), (40, 7963872), (42, 7584640), (48, 6636560), (49, 6501120), (56, 5688480), (60, 5309248), (64, 4977420), (70, 4550784), (80, 3981936), (84, 3792320), (96, 3318280), (98, 3250560), (105, 3033856), (112, 2844240), (120, 2654624), (128, 2488710), (140, 2275392), (147, 2167040), (160, 1990968), (168, 1896160), (192, 1659140), (196, 1625280), (210, 1516928), (224, 1422120), (240, 1327312), (245, 1300224), (256, 1244355), (280, 1137696), (294, 1083520), (320, 995484), (336, 948080), (384, 829570), (392, 812640), (420, 758464), (448, 711060), (480, 663656), (490, 650112), (560, 568848), (588, 541760), (640, 497742), (672, 474040), (735, 433408), (768, 414785), (784, 406320), (840, 379232), (896, 355530), (960, 331828), (980, 325056), (1120, 284424), (1176, 270880), (1280, 248871), (1344, 237020), (1470, 216704), (1568, 203160), (1680, 189616), (1693, 188160), (1792, 177765), (1920, 165914), (1960, 162528), (2240, 142212), (2352, 135440), (2688, 118510), (2940, 108352), (3136, 101580), (3360, 94808), (3386, 94080), (3840, 82957), (3920, 81264), (4480, 71106), (4704, 67720), (5079, 62720), (5376, 59255), (5880, 54176), (6272, 50790), (6720, 47404), (6772, 47040), (7840, 40632), (8465, 37632), (8960, 35553), (9408, 33860), (10158, 31360), (11760, 27088), (11851, 26880), (12544, 25395), (13440, 23702), (13544, 23520), (15680, 20316), (16930, 18816)]