57711780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 202011264

約数和(自身を除く): 144299484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 163, 180, 210, 252, 281, 315, 326, 420, 489, 562, 630, 652, 815, 843, 978, 1124, 1141, 1260, 1405, 1467, 1630, 1686, 1956, 1967, 2282, 2445, 2529, 2810, 2934, 3260, 3372, 3423, 3934, 4215, 4564, 4890, 5058, 5620, 5705, 5868, 5901, 6846, 7335, 7868, 8430, 9780, 9835, 10116, 10269, 11410, 11802, 12645, 13692, 14670, 16860, 17115, 17703, 19670, 20538, 22820, 23604, 25290, 29340, 29505, 34230, 35406, 39340, 41076, 45803, 50580, 51345, 59010, 68460, 70812, 88515, 91606, 102690, 118020, 137409, 177030, 183212, 205380, 229015, 274818, 320621, 354060, 412227, 458030, 549636, 641242, 687045, 824454, 916060, 961863, 1282484, 1374090, 1603105, 1648908, 1923726, 2061135, 2748180, 2885589, 3206210, 3847452, 4122270, 4809315, 5771178, 6412420, 8244540, 9618630, 11542356, 14427945, 19237260, 28855890, 57711780]

約数ペア:

[(1, 57711780), (2, 28855890), (3, 19237260), (4, 14427945), (5, 11542356), (6, 9618630), (7, 8244540), (9, 6412420), (10, 5771178), (12, 4809315), (14, 4122270), (15, 3847452), (18, 3206210), (20, 2885589), (21, 2748180), (28, 2061135), (30, 1923726), (35, 1648908), (36, 1603105), (42, 1374090), (45, 1282484), (60, 961863), (63, 916060), (70, 824454), (84, 687045), (90, 641242), (105, 549636), (126, 458030), (140, 412227), (163, 354060), (180, 320621), (210, 274818), (252, 229015), (281, 205380), (315, 183212), (326, 177030), (420, 137409), (489, 118020), (562, 102690), (630, 91606), (652, 88515), (815, 70812), (843, 68460), (978, 59010), (1124, 51345), (1141, 50580), (1260, 45803), (1405, 41076), (1467, 39340), (1630, 35406), (1686, 34230), (1956, 29505), (1967, 29340), (2282, 25290), (2445, 23604), (2529, 22820), (2810, 20538), (2934, 19670), (3260, 17703), (3372, 17115), (3423, 16860), (3934, 14670), (4215, 13692), (4564, 12645), (4890, 11802), (5058, 11410), (5620, 10269), (5705, 10116), (5868, 9835), (5901, 9780), (6846, 8430), (7335, 7868)]