80047128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 237841920

約数和(自身を除く): 157794792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 73, 84, 107, 122, 146, 168, 183, 214, 219, 244, 292, 321, 366, 427, 428, 438, 488, 511, 584, 642, 732, 749, 854, 856, 876, 1022, 1281, 1284, 1464, 1498, 1533, 1708, 1752, 2044, 2247, 2562, 2568, 2996, 3066, 3416, 4088, 4453, 4494, 5124, 5992, 6132, 6527, 7811, 8906, 8988, 10248, 12264, 13054, 13359, 15622, 17812, 17976, 19581, 23433, 26108, 26718, 31171, 31244, 35624, 39162, 45689, 46866, 52216, 53436, 54677, 62342, 62488, 78324, 91378, 93513, 93732, 106872, 109354, 124684, 137067, 156648, 164031, 182756, 187026, 187464, 218708, 249368, 274134, 328062, 365512, 374052, 437416, 476471, 548268, 656124, 748104, 952942, 1096536, 1312248, 1429413, 1905884, 2858826, 3335297, 3811768, 5717652, 6670594, 10005891, 11435304, 13341188, 20011782, 26682376, 40023564, 80047128]

約数ペア:

[(1, 80047128), (2, 40023564), (3, 26682376), (4, 20011782), (6, 13341188), (7, 11435304), (8, 10005891), (12, 6670594), (14, 5717652), (21, 3811768), (24, 3335297), (28, 2858826), (42, 1905884), (56, 1429413), (61, 1312248), (73, 1096536), (84, 952942), (107, 748104), (122, 656124), (146, 548268), (168, 476471), (183, 437416), (214, 374052), (219, 365512), (244, 328062), (292, 274134), (321, 249368), (366, 218708), (427, 187464), (428, 187026), (438, 182756), (488, 164031), (511, 156648), (584, 137067), (642, 124684), (732, 109354), (749, 106872), (854, 93732), (856, 93513), (876, 91378), (1022, 78324), (1281, 62488), (1284, 62342), (1464, 54677), (1498, 53436), (1533, 52216), (1708, 46866), (1752, 45689), (2044, 39162), (2247, 35624), (2562, 31244), (2568, 31171), (2996, 26718), (3066, 26108), (3416, 23433), (4088, 19581), (4453, 17976), (4494, 17812), (5124, 15622), (5992, 13359), (6132, 13054), (6527, 12264), (7811, 10248), (8906, 8988)]