30231942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 67931136

約数和(自身を除く): 37699194

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 71, 78, 103, 106, 142, 159, 206, 213, 309, 318, 426, 618, 689, 923, 1339, 1378, 1846, 2067, 2678, 2769, 3763, 4017, 4134, 5459, 5538, 7313, 7526, 8034, 10918, 11289, 14626, 16377, 21939, 22578, 32754, 43878, 48919, 70967, 95069, 97838, 141934, 146757, 190138, 212901, 285207, 293514, 387589, 425802, 570414, 775178, 1162767, 2325534, 5038657, 10077314, 15115971, 30231942]

約数ペア:

[(1, 30231942), (2, 15115971), (3, 10077314), (6, 5038657), (13, 2325534), (26, 1162767), (39, 775178), (53, 570414), (71, 425802), (78, 387589), (103, 293514), (106, 285207), (142, 212901), (159, 190138), (206, 146757), (213, 141934), (309, 97838), (318, 95069), (426, 70967), (618, 48919), (689, 43878), (923, 32754), (1339, 22578), (1378, 21939), (1846, 16377), (2067, 14626), (2678, 11289), (2769, 10918), (3763, 8034), (4017, 7526), (4134, 7313), (5459, 5538)]