76678740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1361}}^1$

素因数の和:1689

約数の個数: 72

約数和(自身を含む): 233506728

約数和(自身を除く): 156827988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 939, 1252, 1361, 1565, 1878, 2722, 2817, 3130, 3756, 4083, 4695, 5444, 5634, 6260, 6805, 8166, 9390, 11268, 12249, 13610, 14085, 16332, 18780, 20415, 24498, 27220, 28170, 40830, 48996, 56340, 61245, 81660, 122490, 244980, 425993, 851986, 1277979, 1703972, 2129965, 2555958, 3833937, 4259930, 5111916, 6389895, 7667874, 8519860, 12779790, 15335748, 19169685, 25559580, 38339370, 76678740]

約数ペア:

[(1, 76678740), (2, 38339370), (3, 25559580), (4, 19169685), (5, 15335748), (6, 12779790), (9, 8519860), (10, 7667874), (12, 6389895), (15, 5111916), (18, 4259930), (20, 3833937), (30, 2555958), (36, 2129965), (45, 1703972), (60, 1277979), (90, 851986), (180, 425993), (313, 244980), (626, 122490), (939, 81660), (1252, 61245), (1361, 56340), (1565, 48996), (1878, 40830), (2722, 28170), (2817, 27220), (3130, 24498), (3756, 20415), (4083, 18780), (4695, 16332), (5444, 14085), (5634, 13610), (6260, 12249), (6805, 11268), (8166, 9390)]