30961908

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 82817280

約数和(自身を除く): 51855372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 47, 58, 87, 94, 116, 141, 174, 188, 261, 282, 348, 423, 522, 564, 631, 846, 1044, 1262, 1363, 1692, 1893, 2524, 2726, 3786, 4089, 5452, 5679, 7572, 8178, 11358, 12267, 16356, 18299, 22716, 24534, 29657, 36598, 49068, 54897, 59314, 73196, 88971, 109794, 118628, 164691, 177942, 219588, 266913, 329382, 355884, 533826, 658764, 860053, 1067652, 1720106, 2580159, 3440212, 5160318, 7740477, 10320636, 15480954, 30961908]

約数ペア:

[(1, 30961908), (2, 15480954), (3, 10320636), (4, 7740477), (6, 5160318), (9, 3440212), (12, 2580159), (18, 1720106), (29, 1067652), (36, 860053), (47, 658764), (58, 533826), (87, 355884), (94, 329382), (116, 266913), (141, 219588), (174, 177942), (188, 164691), (261, 118628), (282, 109794), (348, 88971), (423, 73196), (522, 59314), (564, 54897), (631, 49068), (846, 36598), (1044, 29657), (1262, 24534), (1363, 22716), (1692, 18299), (1893, 16356), (2524, 12267), (2726, 11358), (3786, 8178), (4089, 7572), (5452, 5679)]