238242560

素因数分解:

$2^8\times 5^1\times {\mathrm{373}}^1\times {\mathrm{499}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 573342000

約数和(自身を除く): 335099440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 373, 499, 640, 746, 998, 1280, 1492, 1865, 1996, 2495, 2984, 3730, 3992, 4990, 5968, 7460, 7984, 9980, 11936, 14920, 15968, 19960, 23872, 29840, 31936, 39920, 47744, 59680, 63872, 79840, 95488, 119360, 127744, 159680, 186127, 238720, 319360, 372254, 477440, 638720, 744508, 930635, 1489016, 1861270, 2978032, 3722540, 5956064, 7445080, 11912128, 14890160, 23824256, 29780320, 47648512, 59560640, 119121280, 238242560]

約数ペア:

[(1, 238242560), (2, 119121280), (4, 59560640), (5, 47648512), (8, 29780320), (10, 23824256), (16, 14890160), (20, 11912128), (32, 7445080), (40, 5956064), (64, 3722540), (80, 2978032), (128, 1861270), (160, 1489016), (256, 930635), (320, 744508), (373, 638720), (499, 477440), (640, 372254), (746, 319360), (998, 238720), (1280, 186127), (1492, 159680), (1865, 127744), (1996, 119360), (2495, 95488), (2984, 79840), (3730, 63872), (3992, 59680), (4990, 47744), (5968, 39920), (7460, 31936), (7984, 29840), (9980, 23872), (11936, 19960), (14920, 15968)]