128909984

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4370

約数の個数: 72

約数和(自身を含む): 310836960

約数和(自身を除く): 181926976

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 532, 608, 784, 931, 1064, 1568, 1862, 2128, 3724, 4256, 4327, 7448, 8654, 14896, 17308, 29792, 30289, 34616, 60578, 69232, 82213, 121156, 138464, 164426, 212023, 242312, 328852, 424046, 484624, 575491, 657704, 848092, 969248, 1150982, 1315408, 1696184, 2301964, 2630816, 3392368, 4028437, 4603928, 6784736, 8056874, 9207856, 16113748, 18415712, 32227496, 64454992, 128909984]

約数ペア:

[(1, 128909984), (2, 64454992), (4, 32227496), (7, 18415712), (8, 16113748), (14, 9207856), (16, 8056874), (19, 6784736), (28, 4603928), (32, 4028437), (38, 3392368), (49, 2630816), (56, 2301964), (76, 1696184), (98, 1315408), (112, 1150982), (133, 969248), (152, 848092), (196, 657704), (224, 575491), (266, 484624), (304, 424046), (392, 328852), (532, 242312), (608, 212023), (784, 164426), (931, 138464), (1064, 121156), (1568, 82213), (1862, 69232), (2128, 60578), (3724, 34616), (4256, 30289), (4327, 29792), (7448, 17308), (8654, 14896)]