211885380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:858

約数の個数: 144

約数和(自身を含む): 738192000

約数和(自身を除く): 526306620

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, 180, 210, 252, 315, 337, 420, 499, 630, 674, 998, 1011, 1260, 1348, 1497, 1685, 1996, 2022, 2359, 2495, 2994, 3033, 3370, 3493, 4044, 4491, 4718, 4990, 5055, 5988, 6066, 6740, 6986, 7077, 7485, 8982, 9436, 9980, 10110, 10479, 11795, 12132, 13972, 14154, 14970, 15165, 17465, 17964, 20220, 20958, 21231, 22455, 23590, 28308, 29940, 30330, 31437, 34930, 35385, 41916, 42462, 44910, 47180, 52395, 60660, 62874, 69860, 70770, 84924, 89820, 104790, 106155, 125748, 141540, 157185, 168163, 209580, 212310, 314370, 336326, 424620, 504489, 628740, 672652, 840815, 1008978, 1177141, 1513467, 1681630, 2017956, 2354282, 2522445, 3026934, 3363260, 3531423, 4708564, 5044890, 5885705, 6053868, 7062846, 7567335, 10089780, 10594269, 11771410, 14125692, 15134670, 17657115, 21188538, 23542820, 30269340, 35314230, 42377076, 52971345, 70628460, 105942690, 211885380]

約数ペア:

[(1, 211885380), (2, 105942690), (3, 70628460), (4, 52971345), (5, 42377076), (6, 35314230), (7, 30269340), (9, 23542820), (10, 21188538), (12, 17657115), (14, 15134670), (15, 14125692), (18, 11771410), (20, 10594269), (21, 10089780), (28, 7567335), (30, 7062846), (35, 6053868), (36, 5885705), (42, 5044890), (45, 4708564), (60, 3531423), (63, 3363260), (70, 3026934), (84, 2522445), (90, 2354282), (105, 2017956), (126, 1681630), (140, 1513467), (180, 1177141), (210, 1008978), (252, 840815), (315, 672652), (337, 628740), (420, 504489), (499, 424620), (630, 336326), (674, 314370), (998, 212310), (1011, 209580), (1260, 168163), (1348, 157185), (1497, 141540), (1685, 125748), (1996, 106155), (2022, 104790), (2359, 89820), (2495, 84924), (2994, 70770), (3033, 69860), (3370, 62874), (3493, 60660), (4044, 52395), (4491, 47180), (4718, 44910), (4990, 42462), (5055, 41916), (5988, 35385), (6066, 34930), (6740, 31437), (6986, 30330), (7077, 29940), (7485, 28308), (8982, 23590), (9436, 22455), (9980, 21231), (10110, 20958), (10479, 20220), (11795, 17964), (12132, 17465), (13972, 15165), (14154, 14970)]