661359104

素因数分解:

$2^9\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1453}}^1$

素因数の和:1605

約数の個数: 80

約数和(自身を含む): 1523140608

約数和(自身を除く): 861781504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 448, 508, 512, 889, 896, 1016, 1453, 1778, 1792, 2032, 2906, 3556, 3584, 4064, 5812, 7112, 8128, 10171, 11624, 14224, 16256, 20342, 23248, 28448, 32512, 40684, 46496, 56896, 65024, 81368, 92992, 113792, 162736, 184531, 185984, 227584, 325472, 369062, 371968, 455168, 650944, 738124, 743936, 1291717, 1301888, 1476248, 2583434, 2603776, 2952496, 5166868, 5207552, 5904992, 10333736, 11809984, 20667472, 23619968, 41334944, 47239936, 82669888, 94479872, 165339776, 330679552, 661359104]

約数ペア:

[(1, 661359104), (2, 330679552), (4, 165339776), (7, 94479872), (8, 82669888), (14, 47239936), (16, 41334944), (28, 23619968), (32, 20667472), (56, 11809984), (64, 10333736), (112, 5904992), (127, 5207552), (128, 5166868), (224, 2952496), (254, 2603776), (256, 2583434), (448, 1476248), (508, 1301888), (512, 1291717), (889, 743936), (896, 738124), (1016, 650944), (1453, 455168), (1778, 371968), (1792, 369062), (2032, 325472), (2906, 227584), (3556, 185984), (3584, 184531), (4064, 162736), (5812, 113792), (7112, 92992), (8128, 81368), (10171, 65024), (11624, 56896), (14224, 46496), (16256, 40684), (20342, 32512), (23248, 28448)]