258855084

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1423}}^1$

素因数の和:1627

約数の個数: 72

約数和(自身を含む): 680056832

約数和(自身を除く): 421201748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 163, 186, 279, 326, 372, 489, 558, 652, 978, 1116, 1423, 1467, 1956, 2846, 2934, 4269, 5053, 5692, 5868, 8538, 10106, 12807, 15159, 17076, 20212, 25614, 30318, 44113, 45477, 51228, 60636, 88226, 90954, 132339, 176452, 181908, 231949, 264678, 397017, 463898, 529356, 695847, 794034, 927796, 1391694, 1588068, 2087541, 2783388, 4175082, 7190419, 8350164, 14380838, 21571257, 28761676, 43142514, 64713771, 86285028, 129427542, 258855084]

約数ペア:

[(1, 258855084), (2, 129427542), (3, 86285028), (4, 64713771), (6, 43142514), (9, 28761676), (12, 21571257), (18, 14380838), (31, 8350164), (36, 7190419), (62, 4175082), (93, 2783388), (124, 2087541), (163, 1588068), (186, 1391694), (279, 927796), (326, 794034), (372, 695847), (489, 529356), (558, 463898), (652, 397017), (978, 264678), (1116, 231949), (1423, 181908), (1467, 176452), (1956, 132339), (2846, 90954), (2934, 88226), (4269, 60636), (5053, 51228), (5692, 45477), (5868, 44113), (8538, 30318), (10106, 25614), (12807, 20212), (15159, 17076)]