299707856

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 679777920

約数和(自身を除く): 380070064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 107, 112, 178, 214, 281, 356, 428, 562, 623, 712, 749, 856, 1124, 1246, 1424, 1498, 1712, 1967, 2248, 2492, 2996, 3934, 4496, 4984, 5992, 7868, 9523, 9968, 11984, 15736, 19046, 25009, 30067, 31472, 38092, 50018, 60134, 66661, 76184, 100036, 120268, 133322, 152368, 175063, 200072, 210469, 240536, 266644, 350126, 400144, 420938, 481072, 533288, 700252, 841876, 1066576, 1400504, 1683752, 2675963, 2801008, 3367504, 5351926, 10703852, 18731741, 21407704, 37463482, 42815408, 74926964, 149853928, 299707856]

約数ペア:

[(1, 299707856), (2, 149853928), (4, 74926964), (7, 42815408), (8, 37463482), (14, 21407704), (16, 18731741), (28, 10703852), (56, 5351926), (89, 3367504), (107, 2801008), (112, 2675963), (178, 1683752), (214, 1400504), (281, 1066576), (356, 841876), (428, 700252), (562, 533288), (623, 481072), (712, 420938), (749, 400144), (856, 350126), (1124, 266644), (1246, 240536), (1424, 210469), (1498, 200072), (1712, 175063), (1967, 152368), (2248, 133322), (2492, 120268), (2996, 100036), (3934, 76184), (4496, 66661), (4984, 60134), (5992, 50018), (7868, 38092), (9523, 31472), (9968, 30067), (11984, 25009), (15736, 19046)]