155342746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 276756480

約数和(自身を除く): 121413734

約数列:

[1, 2, 13, 19, 26, 38, 43, 71, 86, 103, 142, 206, 247, 494, 559, 817, 923, 1118, 1339, 1349, 1634, 1846, 1957, 2678, 2698, 3053, 3914, 4429, 6106, 7313, 8858, 10621, 14626, 17537, 21242, 25441, 35074, 39689, 50882, 57577, 58007, 79378, 84151, 95069, 115154, 116014, 138947, 168302, 190138, 277894, 314459, 628918, 754091, 1093963, 1508182, 1806311, 2187926, 3612622, 4087967, 5974721, 8175934, 11949442, 77671373, 155342746]

約数ペア:

[(1, 155342746), (2, 77671373), (13, 11949442), (19, 8175934), (26, 5974721), (38, 4087967), (43, 3612622), (71, 2187926), (86, 1806311), (103, 1508182), (142, 1093963), (206, 754091), (247, 628918), (494, 314459), (559, 277894), (817, 190138), (923, 168302), (1118, 138947), (1339, 116014), (1349, 115154), (1634, 95069), (1846, 84151), (1957, 79378), (2678, 58007), (2698, 57577), (3053, 50882), (3914, 39689), (4429, 35074), (6106, 25441), (7313, 21242), (8858, 17537), (10621, 14626)]