280862244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{8221}}^1$

素因数の和:8317

約数の個数: 72

約数和(自身を含む): 775137272

約数和(自身を除く): 494275028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 73, 78, 117, 146, 156, 219, 234, 292, 438, 468, 657, 876, 949, 1314, 1898, 2628, 2847, 3796, 5694, 8221, 8541, 11388, 16442, 17082, 24663, 32884, 34164, 49326, 73989, 98652, 106873, 147978, 213746, 295956, 320619, 427492, 600133, 641238, 961857, 1200266, 1282476, 1800399, 1923714, 2400532, 3600798, 3847428, 5401197, 7201596, 7801729, 10802394, 15603458, 21604788, 23405187, 31206916, 46810374, 70215561, 93620748, 140431122, 280862244]

約数ペア:

[(1, 280862244), (2, 140431122), (3, 93620748), (4, 70215561), (6, 46810374), (9, 31206916), (12, 23405187), (13, 21604788), (18, 15603458), (26, 10802394), (36, 7801729), (39, 7201596), (52, 5401197), (73, 3847428), (78, 3600798), (117, 2400532), (146, 1923714), (156, 1800399), (219, 1282476), (234, 1200266), (292, 961857), (438, 641238), (468, 600133), (657, 427492), (876, 320619), (949, 295956), (1314, 213746), (1898, 147978), (2628, 106873), (2847, 98652), (3796, 73989), (5694, 49326), (8221, 34164), (8541, 32884), (11388, 24663), (16442, 17082)]