140483072

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 80

約数和(自身を含む): 296980992

約数和(自身を除く): 156497920

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 128, 167, 212, 248, 256, 334, 424, 496, 512, 668, 848, 992, 1336, 1643, 1696, 1984, 2672, 3286, 3392, 3968, 5177, 5344, 6572, 6784, 7936, 8851, 10354, 10688, 13144, 13568, 15872, 17702, 20708, 21376, 26288, 27136, 35404, 41416, 42752, 52576, 70808, 82832, 85504, 105152, 141616, 165664, 210304, 274381, 283232, 331328, 420608, 548762, 566464, 662656, 841216, 1097524, 1132928, 1325312, 2195048, 2265856, 2650624, 4390096, 4531712, 8780192, 17560384, 35120768, 70241536, 140483072]

約数ペア:

[(1, 140483072), (2, 70241536), (4, 35120768), (8, 17560384), (16, 8780192), (31, 4531712), (32, 4390096), (53, 2650624), (62, 2265856), (64, 2195048), (106, 1325312), (124, 1132928), (128, 1097524), (167, 841216), (212, 662656), (248, 566464), (256, 548762), (334, 420608), (424, 331328), (496, 283232), (512, 274381), (668, 210304), (848, 165664), (992, 141616), (1336, 105152), (1643, 85504), (1696, 82832), (1984, 70808), (2672, 52576), (3286, 42752), (3392, 41416), (3968, 35404), (5177, 27136), (5344, 26288), (6572, 21376), (6784, 20708), (7936, 17702), (8851, 15872), (10354, 13568), (10688, 13144)]