78464178

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 194987520

約数和(自身を除く): 116523342

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 61, 69, 78, 117, 122, 138, 183, 207, 234, 239, 299, 366, 414, 478, 549, 598, 717, 793, 897, 1098, 1403, 1434, 1586, 1794, 2151, 2379, 2691, 2806, 3107, 4209, 4302, 4758, 5382, 5497, 6214, 7137, 8418, 9321, 10994, 12627, 14274, 14579, 16491, 18239, 18642, 25254, 27963, 29158, 32982, 36478, 43737, 49473, 54717, 55926, 71461, 87474, 98946, 109434, 131211, 142922, 164151, 189527, 214383, 262422, 328302, 335317, 379054, 428766, 568581, 643149, 670634, 1005951, 1137162, 1286298, 1705743, 2011902, 3017853, 3411486, 4359121, 6035706, 8718242, 13077363, 26154726, 39232089, 78464178]

約数ペア:

[(1, 78464178), (2, 39232089), (3, 26154726), (6, 13077363), (9, 8718242), (13, 6035706), (18, 4359121), (23, 3411486), (26, 3017853), (39, 2011902), (46, 1705743), (61, 1286298), (69, 1137162), (78, 1005951), (117, 670634), (122, 643149), (138, 568581), (183, 428766), (207, 379054), (234, 335317), (239, 328302), (299, 262422), (366, 214383), (414, 189527), (478, 164151), (549, 142922), (598, 131211), (717, 109434), (793, 98946), (897, 87474), (1098, 71461), (1403, 55926), (1434, 54717), (1586, 49473), (1794, 43737), (2151, 36478), (2379, 32982), (2691, 29158), (2806, 27963), (3107, 25254), (4209, 18642), (4302, 18239), (4758, 16491), (5382, 14579), (5497, 14274), (6214, 12627), (7137, 10994), (8418, 9321)]