209725880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8231}}^1$

素因数の和:8269

約数の個数: 96

約数和(自身を含む): 591222240

約数和(自身を除く): 381496360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 8231, 12740, 16462, 25480, 32924, 41155, 57617, 65848, 82310, 107003, 115234, 164620, 214006, 230468, 288085, 329240, 403319, 428012, 460936, 535015, 576170, 749021, 806638, 856024, 1070030, 1152340, 1498042, 1613276, 2016595, 2140060, 2304680, 2996084, 3226552, 3745105, 4033190, 4280120, 5243147, 5992168, 7490210, 8066380, 10486294, 14980420, 16132760, 20972588, 26215735, 29960840, 41945176, 52431470, 104862940, 209725880]

約数ペア:

[(1, 209725880), (2, 104862940), (4, 52431470), (5, 41945176), (7, 29960840), (8, 26215735), (10, 20972588), (13, 16132760), (14, 14980420), (20, 10486294), (26, 8066380), (28, 7490210), (35, 5992168), (40, 5243147), (49, 4280120), (52, 4033190), (56, 3745105), (65, 3226552), (70, 2996084), (91, 2304680), (98, 2140060), (104, 2016595), (130, 1613276), (140, 1498042), (182, 1152340), (196, 1070030), (245, 856024), (260, 806638), (280, 749021), (364, 576170), (392, 535015), (455, 460936), (490, 428012), (520, 403319), (637, 329240), (728, 288085), (910, 230468), (980, 214006), (1274, 164620), (1820, 115234), (1960, 107003), (2548, 82310), (3185, 65848), (3640, 57617), (5096, 41155), (6370, 32924), (8231, 25480), (12740, 16462)]