289137992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{263}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 660623040

約数和(自身を除く): 371485048

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 248, 263, 286, 341, 403, 526, 572, 682, 806, 961, 1052, 1144, 1364, 1612, 1922, 2104, 2728, 2893, 3224, 3419, 3844, 4433, 5786, 6838, 7688, 8153, 8866, 10571, 11572, 12493, 13676, 16306, 17732, 21142, 23144, 24986, 27352, 32612, 35464, 37609, 42284, 49972, 65224, 75218, 84568, 89683, 99944, 105989, 137423, 150436, 179366, 211978, 252743, 274846, 300872, 358732, 423956, 505486, 549692, 717464, 847912, 1010972, 1099384, 1165879, 2021944, 2331758, 2780173, 3285659, 4663516, 5560346, 6571318, 9327032, 11120692, 13142636, 22241384, 26285272, 36142249, 72284498, 144568996, 289137992]

約数ペア:

[(1, 289137992), (2, 144568996), (4, 72284498), (8, 36142249), (11, 26285272), (13, 22241384), (22, 13142636), (26, 11120692), (31, 9327032), (44, 6571318), (52, 5560346), (62, 4663516), (88, 3285659), (104, 2780173), (124, 2331758), (143, 2021944), (248, 1165879), (263, 1099384), (286, 1010972), (341, 847912), (403, 717464), (526, 549692), (572, 505486), (682, 423956), (806, 358732), (961, 300872), (1052, 274846), (1144, 252743), (1364, 211978), (1612, 179366), (1922, 150436), (2104, 137423), (2728, 105989), (2893, 99944), (3224, 89683), (3419, 84568), (3844, 75218), (4433, 65224), (5786, 49972), (6838, 42284), (7688, 37609), (8153, 35464), (8866, 32612), (10571, 27352), (11572, 24986), (12493, 23144), (13676, 21142), (16306, 17732)]