256495788

素因数分解:

$2^2\times 3^3\times {\mathrm{653}}^1\times {\mathrm{3637}}^1$

素因数の和:4303

約数の個数: 48

約数和(自身を含む): 666190560

約数和(自身を除く): 409694772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 653, 1306, 1959, 2612, 3637, 3918, 5877, 7274, 7836, 10911, 11754, 14548, 17631, 21822, 23508, 32733, 35262, 43644, 65466, 70524, 98199, 130932, 196398, 392796, 2374961, 4749922, 7124883, 9499844, 14249766, 21374649, 28499532, 42749298, 64123947, 85498596, 128247894, 256495788]

約数ペア:

[(1, 256495788), (2, 128247894), (3, 85498596), (4, 64123947), (6, 42749298), (9, 28499532), (12, 21374649), (18, 14249766), (27, 9499844), (36, 7124883), (54, 4749922), (108, 2374961), (653, 392796), (1306, 196398), (1959, 130932), (2612, 98199), (3637, 70524), (3918, 65466), (5877, 43644), (7274, 35262), (7836, 32733), (10911, 23508), (11754, 21822), (14548, 17631)]