212133328

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 120

約数和(自身を含む): 488163200

約数和(自身を除く): 276029872

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 73, 76, 79, 88, 121, 146, 152, 158, 176, 209, 242, 292, 304, 316, 418, 484, 584, 632, 803, 836, 869, 968, 1168, 1264, 1387, 1501, 1606, 1672, 1738, 1936, 2299, 2774, 3002, 3212, 3344, 3476, 4598, 5548, 5767, 6004, 6424, 6952, 8833, 9196, 9559, 11096, 11534, 12008, 12848, 13904, 15257, 16511, 17666, 18392, 19118, 22192, 23068, 24016, 30514, 33022, 35332, 36784, 38236, 46136, 61028, 63437, 66044, 70664, 76472, 92272, 109573, 122056, 126874, 132088, 141328, 152944, 167827, 181621, 219146, 244112, 253748, 264176, 335654, 363242, 438292, 507496, 671308, 697807, 726484, 876584, 1014992, 1205303, 1342616, 1395614, 1452968, 1753168, 2410606, 2685232, 2791228, 2905936, 4821212, 5582456, 9642424, 11164912, 13258333, 19284848, 26516666, 53033332, 106066664, 212133328]

約数ペア:

[(1, 212133328), (2, 106066664), (4, 53033332), (8, 26516666), (11, 19284848), (16, 13258333), (19, 11164912), (22, 9642424), (38, 5582456), (44, 4821212), (73, 2905936), (76, 2791228), (79, 2685232), (88, 2410606), (121, 1753168), (146, 1452968), (152, 1395614), (158, 1342616), (176, 1205303), (209, 1014992), (242, 876584), (292, 726484), (304, 697807), (316, 671308), (418, 507496), (484, 438292), (584, 363242), (632, 335654), (803, 264176), (836, 253748), (869, 244112), (968, 219146), (1168, 181621), (1264, 167827), (1387, 152944), (1501, 141328), (1606, 132088), (1672, 126874), (1738, 122056), (1936, 109573), (2299, 92272), (2774, 76472), (3002, 70664), (3212, 66044), (3344, 63437), (3476, 61028), (4598, 46136), (5548, 38236), (5767, 36784), (6004, 35332), (6424, 33022), (6952, 30514), (8833, 24016), (9196, 23068), (9559, 22192), (11096, 19118), (11534, 18392), (12008, 17666), (12848, 16511), (13904, 15257)]