279454864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 599961600

約数和(自身を除く): 320506736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 127, 142, 149, 208, 254, 284, 298, 508, 568, 596, 923, 1016, 1136, 1192, 1651, 1846, 1937, 2032, 2384, 3302, 3692, 3874, 6604, 7384, 7748, 9017, 10579, 13208, 14768, 15496, 18034, 18923, 21158, 26416, 30992, 36068, 37846, 42316, 72136, 75692, 84632, 117221, 137527, 144272, 151384, 169264, 234442, 245999, 275054, 302768, 468884, 491998, 550108, 937768, 983996, 1100216, 1343533, 1875536, 1967992, 2200432, 2687066, 3935984, 5374132, 10748264, 17465929, 21496528, 34931858, 69863716, 139727432, 279454864]

約数ペア:

[(1, 279454864), (2, 139727432), (4, 69863716), (8, 34931858), (13, 21496528), (16, 17465929), (26, 10748264), (52, 5374132), (71, 3935984), (104, 2687066), (127, 2200432), (142, 1967992), (149, 1875536), (208, 1343533), (254, 1100216), (284, 983996), (298, 937768), (508, 550108), (568, 491998), (596, 468884), (923, 302768), (1016, 275054), (1136, 245999), (1192, 234442), (1651, 169264), (1846, 151384), (1937, 144272), (2032, 137527), (2384, 117221), (3302, 84632), (3692, 75692), (3874, 72136), (6604, 42316), (7384, 37846), (7748, 36068), (9017, 30992), (10579, 26416), (13208, 21158), (14768, 18923), (15496, 18034)]