128778912

素因数分解:

$2^5\times 3^2\times {\mathrm{149}}^1\times {\mathrm{3001}}^1$

素因数の和:3166

約数の個数: 72

約数和(自身を含む): 368795700

約数和(自身を除く): 240016788

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 149, 288, 298, 447, 596, 894, 1192, 1341, 1788, 2384, 2682, 3001, 3576, 4768, 5364, 6002, 7152, 9003, 10728, 12004, 14304, 18006, 21456, 24008, 27009, 36012, 42912, 48016, 54018, 72024, 96032, 108036, 144048, 216072, 288096, 432144, 447149, 864288, 894298, 1341447, 1788596, 2682894, 3577192, 4024341, 5365788, 7154384, 8048682, 10731576, 14308768, 16097364, 21463152, 32194728, 42926304, 64389456, 128778912]

約数ペア:

[(1, 128778912), (2, 64389456), (3, 42926304), (4, 32194728), (6, 21463152), (8, 16097364), (9, 14308768), (12, 10731576), (16, 8048682), (18, 7154384), (24, 5365788), (32, 4024341), (36, 3577192), (48, 2682894), (72, 1788596), (96, 1341447), (144, 894298), (149, 864288), (288, 447149), (298, 432144), (447, 288096), (596, 216072), (894, 144048), (1192, 108036), (1341, 96032), (1788, 72024), (2384, 54018), (2682, 48016), (3001, 42912), (3576, 36012), (4768, 27009), (5364, 24008), (6002, 21456), (7152, 18006), (9003, 14304), (10728, 12004)]