30884320

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^2$

素因数の和:192

約数の個数: 72

約数和(自身を含む): 75792024

約数和(自身を除く): 44907704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 67, 80, 86, 134, 160, 172, 215, 268, 335, 344, 430, 536, 670, 688, 860, 1072, 1340, 1376, 1720, 2144, 2680, 2881, 3440, 4489, 5360, 5762, 6880, 8978, 10720, 11524, 14405, 17956, 22445, 23048, 28810, 35912, 44890, 46096, 57620, 71824, 89780, 92192, 115240, 143648, 179560, 193027, 230480, 359120, 386054, 460960, 718240, 772108, 965135, 1544216, 1930270, 3088432, 3860540, 6176864, 7721080, 15442160, 30884320]

約数ペア:

[(1, 30884320), (2, 15442160), (4, 7721080), (5, 6176864), (8, 3860540), (10, 3088432), (16, 1930270), (20, 1544216), (32, 965135), (40, 772108), (43, 718240), (67, 460960), (80, 386054), (86, 359120), (134, 230480), (160, 193027), (172, 179560), (215, 143648), (268, 115240), (335, 92192), (344, 89780), (430, 71824), (536, 57620), (670, 46096), (688, 44890), (860, 35912), (1072, 28810), (1340, 23048), (1376, 22445), (1720, 17956), (2144, 14405), (2680, 11524), (2881, 10720), (3440, 8978), (4489, 6880), (5360, 5762)]