256606164

素因数分解:

$2^2\times 3^3\times {\mathrm{313}}^1\times {\mathrm{7591}}^1$

素因数の和:7917

約数の個数: 48

約数和(自身を含む): 667488640

約数和(自身を除く): 410882476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 313, 626, 939, 1252, 1878, 2817, 3756, 5634, 7591, 8451, 11268, 15182, 16902, 22773, 30364, 33804, 45546, 68319, 91092, 136638, 204957, 273276, 409914, 819828, 2375983, 4751966, 7127949, 9503932, 14255898, 21383847, 28511796, 42767694, 64151541, 85535388, 128303082, 256606164]

約数ペア:

[(1, 256606164), (2, 128303082), (3, 85535388), (4, 64151541), (6, 42767694), (9, 28511796), (12, 21383847), (18, 14255898), (27, 9503932), (36, 7127949), (54, 4751966), (108, 2375983), (313, 819828), (626, 409914), (939, 273276), (1252, 204957), (1878, 136638), (2817, 91092), (3756, 68319), (5634, 45546), (7591, 33804), (8451, 30364), (11268, 22773), (15182, 16902)]