78981168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{751}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 234238976

約数和(自身を除く): 155257808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 313, 336, 626, 751, 939, 1252, 1502, 1878, 2191, 2253, 2504, 3004, 3756, 4382, 4506, 5008, 5257, 6008, 6573, 7512, 8764, 9012, 10514, 12016, 13146, 15024, 15771, 17528, 18024, 21028, 26292, 31542, 35056, 36048, 42056, 52584, 63084, 84112, 105168, 126168, 235063, 252336, 470126, 705189, 940252, 1410378, 1645441, 1880504, 2820756, 3290882, 3761008, 4936323, 5641512, 6581764, 9872646, 11283024, 13163528, 19745292, 26327056, 39490584, 78981168]

約数ペア:

[(1, 78981168), (2, 39490584), (3, 26327056), (4, 19745292), (6, 13163528), (7, 11283024), (8, 9872646), (12, 6581764), (14, 5641512), (16, 4936323), (21, 3761008), (24, 3290882), (28, 2820756), (42, 1880504), (48, 1645441), (56, 1410378), (84, 940252), (112, 705189), (168, 470126), (313, 252336), (336, 235063), (626, 126168), (751, 105168), (939, 84112), (1252, 63084), (1502, 52584), (1878, 42056), (2191, 36048), (2253, 35056), (2504, 31542), (3004, 26292), (3756, 21028), (4382, 18024), (4506, 17528), (5008, 15771), (5257, 15024), (6008, 13146), (6573, 12016), (7512, 10514), (8764, 9012)]