171864784

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2879}}^1$

素因数の和:2948

約数の個数: 80

約数和(自身を含む): 419973120

約数和(自身を除く): 248108336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 52, 56, 82, 91, 104, 112, 164, 182, 208, 287, 328, 364, 533, 574, 656, 728, 1066, 1148, 1456, 2132, 2296, 2879, 3731, 4264, 4592, 5758, 7462, 8528, 11516, 14924, 20153, 23032, 29848, 37427, 40306, 46064, 59696, 74854, 80612, 118039, 149708, 161224, 236078, 261989, 299416, 322448, 472156, 523978, 598832, 826273, 944312, 1047956, 1534507, 1652546, 1888624, 2095912, 3069014, 3305092, 4191824, 6138028, 6610184, 10741549, 12276056, 13220368, 21483098, 24552112, 42966196, 85932392, 171864784]

約数ペア:

[(1, 171864784), (2, 85932392), (4, 42966196), (7, 24552112), (8, 21483098), (13, 13220368), (14, 12276056), (16, 10741549), (26, 6610184), (28, 6138028), (41, 4191824), (52, 3305092), (56, 3069014), (82, 2095912), (91, 1888624), (104, 1652546), (112, 1534507), (164, 1047956), (182, 944312), (208, 826273), (287, 598832), (328, 523978), (364, 472156), (533, 322448), (574, 299416), (656, 261989), (728, 236078), (1066, 161224), (1148, 149708), (1456, 118039), (2132, 80612), (2296, 74854), (2879, 59696), (3731, 46064), (4264, 40306), (4592, 37427), (5758, 29848), (7462, 23032), (8528, 20153), (11516, 14924)]