309075208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2591}}^1$

素因数の和:2678

約数の個数: 64

約数和(自身を含む): 661893120

約数和(自身を除く): 352817912

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 148, 248, 296, 403, 481, 806, 962, 1147, 1612, 1924, 2294, 2591, 3224, 3848, 4588, 5182, 9176, 10364, 14911, 20728, 29822, 33683, 59644, 67366, 80321, 95867, 119288, 134732, 160642, 191734, 269464, 321284, 383468, 642568, 766936, 1044173, 1246271, 2088346, 2492542, 2971877, 4176692, 4985084, 5943754, 8353384, 9970168, 11887508, 23775016, 38634401, 77268802, 154537604, 309075208]

約数ペア:

[(1, 309075208), (2, 154537604), (4, 77268802), (8, 38634401), (13, 23775016), (26, 11887508), (31, 9970168), (37, 8353384), (52, 5943754), (62, 4985084), (74, 4176692), (104, 2971877), (124, 2492542), (148, 2088346), (248, 1246271), (296, 1044173), (403, 766936), (481, 642568), (806, 383468), (962, 321284), (1147, 269464), (1612, 191734), (1924, 160642), (2294, 134732), (2591, 119288), (3224, 95867), (3848, 80321), (4588, 67366), (5182, 59644), (9176, 33683), (10364, 29822), (14911, 20728)]