78726348

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{643}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 210974400

約数和(自身を除く): 132248052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 179, 228, 342, 358, 537, 643, 684, 716, 1074, 1286, 1611, 1929, 2148, 2572, 3222, 3401, 3858, 5787, 6444, 6802, 7716, 10203, 11574, 12217, 13604, 20406, 23148, 24434, 30609, 36651, 40812, 48868, 61218, 73302, 109953, 115097, 122436, 146604, 219906, 230194, 345291, 439812, 460388, 690582, 1035873, 1381164, 2071746, 2186843, 4143492, 4373686, 6560529, 8747372, 13121058, 19681587, 26242116, 39363174, 78726348]

約数ペア:

[(1, 78726348), (2, 39363174), (3, 26242116), (4, 19681587), (6, 13121058), (9, 8747372), (12, 6560529), (18, 4373686), (19, 4143492), (36, 2186843), (38, 2071746), (57, 1381164), (76, 1035873), (114, 690582), (171, 460388), (179, 439812), (228, 345291), (342, 230194), (358, 219906), (537, 146604), (643, 122436), (684, 115097), (716, 109953), (1074, 73302), (1286, 61218), (1611, 48868), (1929, 40812), (2148, 36651), (2572, 30609), (3222, 24434), (3401, 23148), (3858, 20406), (5787, 13604), (6444, 12217), (6802, 11574), (7716, 10203)]