256565568

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{27271}}^1$

素因数の和:27300

約数の個数: 84

約数和(自身を含む): 789688032

約数和(自身を除く): 533122464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 392, 448, 588, 672, 784, 1176, 1344, 1568, 2352, 3136, 4704, 9408, 27271, 54542, 81813, 109084, 163626, 190897, 218168, 327252, 381794, 436336, 572691, 654504, 763588, 872672, 1145382, 1309008, 1336279, 1527176, 1745344, 2290764, 2618016, 2672558, 3054352, 4008837, 4581528, 5236032, 5345116, 6108704, 8017674, 9163056, 10690232, 12217408, 16035348, 18326112, 21380464, 32070696, 36652224, 42760928, 64141392, 85521856, 128282784, 256565568]

約数ペア:

[(1, 256565568), (2, 128282784), (3, 85521856), (4, 64141392), (6, 42760928), (7, 36652224), (8, 32070696), (12, 21380464), (14, 18326112), (16, 16035348), (21, 12217408), (24, 10690232), (28, 9163056), (32, 8017674), (42, 6108704), (48, 5345116), (49, 5236032), (56, 4581528), (64, 4008837), (84, 3054352), (96, 2672558), (98, 2618016), (112, 2290764), (147, 1745344), (168, 1527176), (192, 1336279), (196, 1309008), (224, 1145382), (294, 872672), (336, 763588), (392, 654504), (448, 572691), (588, 436336), (672, 381794), (784, 327252), (1176, 218168), (1344, 190897), (1568, 163626), (2352, 109084), (3136, 81813), (4704, 54542), (9408, 27271)]