221907072

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{19927}}^1$

素因数の和:19973

約数の個数: 64

約数和(自身を含む): 609796800

約数和(自身を除く): 387889728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 348, 384, 464, 696, 928, 1392, 1856, 2784, 3712, 5568, 11136, 19927, 39854, 59781, 79708, 119562, 159416, 239124, 318832, 478248, 577883, 637664, 956496, 1155766, 1275328, 1733649, 1912992, 2311532, 2550656, 3467298, 3825984, 4623064, 6934596, 7651968, 9246128, 13869192, 18492256, 27738384, 36984512, 55476768, 73969024, 110953536, 221907072]

約数ペア:

[(1, 221907072), (2, 110953536), (3, 73969024), (4, 55476768), (6, 36984512), (8, 27738384), (12, 18492256), (16, 13869192), (24, 9246128), (29, 7651968), (32, 6934596), (48, 4623064), (58, 3825984), (64, 3467298), (87, 2550656), (96, 2311532), (116, 1912992), (128, 1733649), (174, 1275328), (192, 1155766), (232, 956496), (348, 637664), (384, 577883), (464, 478248), (696, 318832), (928, 239124), (1392, 159416), (1856, 119562), (2784, 79708), (3712, 59781), (5568, 39854), (11136, 19927)]