81815664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5939}}^1$

素因数の和:5998

約数の個数: 80

約数和(自身を含む): 247484160

約数和(自身を除く): 165668496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1722, 1968, 2296, 3444, 4592, 5939, 6888, 11878, 13776, 17817, 23756, 35634, 41573, 47512, 71268, 83146, 95024, 124719, 142536, 166292, 243499, 249438, 285072, 332584, 486998, 498876, 665168, 730497, 973996, 997752, 1460994, 1704493, 1947992, 1995504, 2921988, 3408986, 3895984, 5113479, 5843976, 6817972, 10226958, 11687952, 13635944, 20453916, 27271888, 40907832, 81815664]

約数ペア:

[(1, 81815664), (2, 40907832), (3, 27271888), (4, 20453916), (6, 13635944), (7, 11687952), (8, 10226958), (12, 6817972), (14, 5843976), (16, 5113479), (21, 3895984), (24, 3408986), (28, 2921988), (41, 1995504), (42, 1947992), (48, 1704493), (56, 1460994), (82, 997752), (84, 973996), (112, 730497), (123, 665168), (164, 498876), (168, 486998), (246, 332584), (287, 285072), (328, 249438), (336, 243499), (492, 166292), (574, 142536), (656, 124719), (861, 95024), (984, 83146), (1148, 71268), (1722, 47512), (1968, 41573), (2296, 35634), (3444, 23756), (4592, 17817), (5939, 13776), (6888, 11878)]