31112460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1361}}^1$

素因数の和:1503

約数の個数: 72

約数和(自身を含む): 95187456

約数和(自身を除く): 64074996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1361, 1524, 1905, 2286, 2540, 2722, 3810, 4083, 4572, 5444, 5715, 6805, 7620, 8166, 11430, 12249, 13610, 16332, 20415, 22860, 24498, 27220, 40830, 48996, 61245, 81660, 122490, 172847, 244980, 345694, 518541, 691388, 864235, 1037082, 1555623, 1728470, 2074164, 2592705, 3111246, 3456940, 5185410, 6222492, 7778115, 10370820, 15556230, 31112460]

約数ペア:

[(1, 31112460), (2, 15556230), (3, 10370820), (4, 7778115), (5, 6222492), (6, 5185410), (9, 3456940), (10, 3111246), (12, 2592705), (15, 2074164), (18, 1728470), (20, 1555623), (30, 1037082), (36, 864235), (45, 691388), (60, 518541), (90, 345694), (127, 244980), (180, 172847), (254, 122490), (381, 81660), (508, 61245), (635, 48996), (762, 40830), (1143, 27220), (1270, 24498), (1361, 22860), (1524, 20415), (1905, 16332), (2286, 13610), (2540, 12249), (2722, 11430), (3810, 8166), (4083, 7620), (4572, 6805), (5444, 5715)]