138411776

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 289626624

約数和(自身を除く): 151214848

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 107, 124, 128, 163, 214, 248, 256, 326, 428, 496, 652, 856, 992, 1304, 1712, 1984, 2608, 3317, 3424, 3968, 5053, 5216, 6634, 6848, 7936, 10106, 10432, 13268, 13696, 17441, 20212, 20864, 26536, 27392, 34882, 40424, 41728, 53072, 69764, 80848, 106144, 139528, 161696, 212288, 279056, 323392, 424576, 540671, 558112, 646784, 849152, 1081342, 1116224, 1293568, 2162684, 2232448, 4325368, 4464896, 8650736, 17301472, 34602944, 69205888, 138411776]

約数ペア:

[(1, 138411776), (2, 69205888), (4, 34602944), (8, 17301472), (16, 8650736), (31, 4464896), (32, 4325368), (62, 2232448), (64, 2162684), (107, 1293568), (124, 1116224), (128, 1081342), (163, 849152), (214, 646784), (248, 558112), (256, 540671), (326, 424576), (428, 323392), (496, 279056), (652, 212288), (856, 161696), (992, 139528), (1304, 106144), (1712, 80848), (1984, 69764), (2608, 53072), (3317, 41728), (3424, 40424), (3968, 34882), (5053, 27392), (5216, 26536), (6634, 20864), (6848, 20212), (7936, 17441), (10106, 13696), (10432, 13268)]