168355668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1123}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 437523744

約数和(自身を除く): 269168076

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 961, 1123, 1209, 1612, 1922, 2246, 2418, 2883, 3369, 3844, 4492, 4836, 5766, 6738, 11532, 12493, 13476, 14599, 24986, 29198, 34813, 37479, 43797, 49972, 58396, 69626, 74958, 87594, 104439, 139252, 149916, 175188, 208878, 417756, 452569, 905138, 1079203, 1357707, 1810276, 2158406, 2715414, 3237609, 4316812, 5430828, 6475218, 12950436, 14029639, 28059278, 42088917, 56118556, 84177834, 168355668]

約数ペア:

[(1, 168355668), (2, 84177834), (3, 56118556), (4, 42088917), (6, 28059278), (12, 14029639), (13, 12950436), (26, 6475218), (31, 5430828), (39, 4316812), (52, 3237609), (62, 2715414), (78, 2158406), (93, 1810276), (124, 1357707), (156, 1079203), (186, 905138), (372, 452569), (403, 417756), (806, 208878), (961, 175188), (1123, 149916), (1209, 139252), (1612, 104439), (1922, 87594), (2246, 74958), (2418, 69626), (2883, 58396), (3369, 49972), (3844, 43797), (4492, 37479), (4836, 34813), (5766, 29198), (6738, 24986), (11532, 14599), (12493, 13476)]