210870968

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 532224000

約数和(自身を除く): 321353032

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 43, 44, 56, 76, 77, 86, 88, 133, 152, 154, 172, 209, 266, 301, 308, 344, 418, 419, 473, 532, 602, 616, 817, 836, 838, 946, 1064, 1204, 1463, 1634, 1672, 1676, 1892, 2408, 2926, 2933, 3268, 3311, 3352, 3784, 4609, 5719, 5852, 5866, 6536, 6622, 7961, 8987, 9218, 11438, 11704, 11732, 13244, 15922, 17974, 18017, 18436, 22876, 23464, 26488, 31844, 32263, 35948, 36034, 36872, 45752, 55727, 62909, 63688, 64526, 71896, 72068, 87571, 111454, 125818, 126119, 129052, 144136, 175142, 198187, 222908, 251636, 252238, 258104, 342323, 350284, 396374, 445816, 503272, 504476, 612997, 684646, 700568, 792748, 1008952, 1225994, 1369292, 1387309, 1585496, 2396261, 2451988, 2738584, 2774618, 3765553, 4792522, 4903976, 5549236, 7531106, 9585044, 11098472, 15062212, 19170088, 26358871, 30124424, 52717742, 105435484, 210870968]

約数ペア:

[(1, 210870968), (2, 105435484), (4, 52717742), (7, 30124424), (8, 26358871), (11, 19170088), (14, 15062212), (19, 11098472), (22, 9585044), (28, 7531106), (38, 5549236), (43, 4903976), (44, 4792522), (56, 3765553), (76, 2774618), (77, 2738584), (86, 2451988), (88, 2396261), (133, 1585496), (152, 1387309), (154, 1369292), (172, 1225994), (209, 1008952), (266, 792748), (301, 700568), (308, 684646), (344, 612997), (418, 504476), (419, 503272), (473, 445816), (532, 396374), (602, 350284), (616, 342323), (817, 258104), (836, 252238), (838, 251636), (946, 222908), (1064, 198187), (1204, 175142), (1463, 144136), (1634, 129052), (1672, 126119), (1676, 125818), (1892, 111454), (2408, 87571), (2926, 72068), (2933, 71896), (3268, 64526), (3311, 63688), (3352, 62909), (3784, 55727), (4609, 45752), (5719, 36872), (5852, 36034), (5866, 35948), (6536, 32263), (6622, 31844), (7961, 26488), (8987, 23464), (9218, 22876), (11438, 18436), (11704, 18017), (11732, 17974), (13244, 15922)]