339117680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 890983152

約数和(自身を除く): 551865472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 401, 440, 496, 620, 682, 802, 880, 961, 1240, 1364, 1604, 1705, 1922, 2005, 2480, 2728, 3208, 3410, 3844, 4010, 4411, 4805, 5456, 6416, 6820, 7688, 8020, 8822, 9610, 10571, 12431, 13640, 15376, 16040, 17644, 19220, 21142, 22055, 24862, 27280, 32080, 35288, 38440, 42284, 44110, 49724, 52855, 62155, 70576, 76880, 84568, 88220, 99448, 105710, 124310, 136741, 169136, 176440, 198896, 211420, 248620, 273482, 352880, 385361, 422840, 497240, 546964, 683705, 770722, 845680, 994480, 1093928, 1367410, 1541444, 1926805, 2187856, 2734820, 3082888, 3853610, 4238971, 5469640, 6165776, 7707220, 8477942, 10939280, 15414440, 16955884, 21194855, 30828880, 33911768, 42389710, 67823536, 84779420, 169558840, 339117680]

約数ペア:

[(1, 339117680), (2, 169558840), (4, 84779420), (5, 67823536), (8, 42389710), (10, 33911768), (11, 30828880), (16, 21194855), (20, 16955884), (22, 15414440), (31, 10939280), (40, 8477942), (44, 7707220), (55, 6165776), (62, 5469640), (80, 4238971), (88, 3853610), (110, 3082888), (124, 2734820), (155, 2187856), (176, 1926805), (220, 1541444), (248, 1367410), (310, 1093928), (341, 994480), (401, 845680), (440, 770722), (496, 683705), (620, 546964), (682, 497240), (802, 422840), (880, 385361), (961, 352880), (1240, 273482), (1364, 248620), (1604, 211420), (1705, 198896), (1922, 176440), (2005, 169136), (2480, 136741), (2728, 124310), (3208, 105710), (3410, 99448), (3844, 88220), (4010, 84568), (4411, 76880), (4805, 70576), (5456, 62155), (6416, 52855), (6820, 49724), (7688, 44110), (8020, 42284), (8822, 38440), (9610, 35288), (10571, 32080), (12431, 27280), (13640, 24862), (15376, 22055), (16040, 21142), (17644, 19220)]