299403776

素因数分解:

$2^9\times 7^1\times {\mathrm{139}}^1\times {\mathrm{601}}^1$

素因数の和:765

約数の個数: 80

約数和(自身を含む): 689747520

約数和(自身を除く): 390343744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 256, 278, 448, 512, 556, 601, 896, 973, 1112, 1202, 1792, 1946, 2224, 2404, 3584, 3892, 4207, 4448, 4808, 7784, 8414, 8896, 9616, 15568, 16828, 17792, 19232, 31136, 33656, 35584, 38464, 62272, 67312, 71168, 76928, 83539, 124544, 134624, 153856, 167078, 249088, 269248, 307712, 334156, 498176, 538496, 584773, 668312, 1076992, 1169546, 1336624, 2153984, 2339092, 2673248, 4678184, 5346496, 9356368, 10692992, 18712736, 21385984, 37425472, 42771968, 74850944, 149701888, 299403776]

約数ペア:

[(1, 299403776), (2, 149701888), (4, 74850944), (7, 42771968), (8, 37425472), (14, 21385984), (16, 18712736), (28, 10692992), (32, 9356368), (56, 5346496), (64, 4678184), (112, 2673248), (128, 2339092), (139, 2153984), (224, 1336624), (256, 1169546), (278, 1076992), (448, 668312), (512, 584773), (556, 538496), (601, 498176), (896, 334156), (973, 307712), (1112, 269248), (1202, 249088), (1792, 167078), (1946, 153856), (2224, 134624), (2404, 124544), (3584, 83539), (3892, 76928), (4207, 71168), (4448, 67312), (4808, 62272), (7784, 38464), (8414, 35584), (8896, 33656), (9616, 31136), (15568, 19232), (16828, 17792)]