255830848

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 168

約数和(自身を含む): 654466560

約数和(自身を除く): 398635712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 109, 112, 124, 169, 182, 208, 217, 218, 224, 248, 338, 364, 403, 416, 434, 436, 448, 496, 676, 728, 763, 806, 832, 868, 872, 992, 1183, 1352, 1417, 1456, 1526, 1612, 1736, 1744, 1984, 2366, 2704, 2821, 2834, 2912, 3052, 3224, 3379, 3472, 3488, 4732, 5239, 5408, 5642, 5668, 5824, 6104, 6448, 6758, 6944, 6976, 9464, 9919, 10478, 10816, 11284, 11336, 12208, 12896, 13516, 13888, 18421, 18928, 19838, 20956, 22568, 22672, 23653, 24416, 25792, 27032, 36673, 36842, 37856, 39676, 41912, 43927, 45136, 45344, 47306, 48832, 54064, 73346, 73684, 75712, 79352, 83824, 87854, 90272, 90688, 94612, 108128, 128947, 146692, 147368, 158704, 167648, 175708, 180544, 189224, 216256, 257894, 293384, 294736, 307489, 317408, 335296, 351416, 378448, 515788, 571051, 586768, 589472, 614978, 634816, 702832, 756896, 1031576, 1142102, 1173536, 1178944, 1229956, 1405664, 1513792, 2063152, 2284204, 2347072, 2459912, 2811328, 3997357, 4126304, 4568408, 4919824, 7994714, 8252608, 9136816, 9839648, 15989428, 18273632, 19679296, 31978856, 36547264, 63957712, 127915424, 255830848]

約数ペア:

[(1, 255830848), (2, 127915424), (4, 63957712), (7, 36547264), (8, 31978856), (13, 19679296), (14, 18273632), (16, 15989428), (26, 9839648), (28, 9136816), (31, 8252608), (32, 7994714), (52, 4919824), (56, 4568408), (62, 4126304), (64, 3997357), (91, 2811328), (104, 2459912), (109, 2347072), (112, 2284204), (124, 2063152), (169, 1513792), (182, 1405664), (208, 1229956), (217, 1178944), (218, 1173536), (224, 1142102), (248, 1031576), (338, 756896), (364, 702832), (403, 634816), (416, 614978), (434, 589472), (436, 586768), (448, 571051), (496, 515788), (676, 378448), (728, 351416), (763, 335296), (806, 317408), (832, 307489), (868, 294736), (872, 293384), (992, 257894), (1183, 216256), (1352, 189224), (1417, 180544), (1456, 175708), (1526, 167648), (1612, 158704), (1736, 147368), (1744, 146692), (1984, 128947), (2366, 108128), (2704, 94612), (2821, 90688), (2834, 90272), (2912, 87854), (3052, 83824), (3224, 79352), (3379, 75712), (3472, 73684), (3488, 73346), (4732, 54064), (5239, 48832), (5408, 47306), (5642, 45344), (5668, 45136), (5824, 43927), (6104, 41912), (6448, 39676), (6758, 37856), (6944, 36842), (6976, 36673), (9464, 27032), (9919, 25792), (10478, 24416), (10816, 23653), (11284, 22672), (11336, 22568), (12208, 20956), (12896, 19838), (13516, 18928), (13888, 18421)]