390295808

素因数分解:

$2^8\times 7^1\times {\mathrm{433}}^1\times {\mathrm{503}}^1$

素因数の和:959

約数の個数: 72

約数和(自身を含む): 894192768

約数和(自身を除く): 503896960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 433, 448, 503, 866, 896, 1006, 1732, 1792, 2012, 3031, 3464, 3521, 4024, 6062, 6928, 7042, 8048, 12124, 13856, 14084, 16096, 24248, 27712, 28168, 32192, 48496, 55424, 56336, 64384, 96992, 110848, 112672, 128768, 193984, 217799, 225344, 387968, 435598, 450688, 775936, 871196, 901376, 1524593, 1742392, 3049186, 3484784, 6098372, 6969568, 12196744, 13939136, 24393488, 27878272, 48786976, 55756544, 97573952, 195147904, 390295808]

約数ペア:

[(1, 390295808), (2, 195147904), (4, 97573952), (7, 55756544), (8, 48786976), (14, 27878272), (16, 24393488), (28, 13939136), (32, 12196744), (56, 6969568), (64, 6098372), (112, 3484784), (128, 3049186), (224, 1742392), (256, 1524593), (433, 901376), (448, 871196), (503, 775936), (866, 450688), (896, 435598), (1006, 387968), (1732, 225344), (1792, 217799), (2012, 193984), (3031, 128768), (3464, 112672), (3521, 110848), (4024, 96992), (6062, 64384), (6928, 56336), (7042, 55424), (8048, 48496), (12124, 32192), (13856, 28168), (14084, 27712), (16096, 24248)]