256295768764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{87281}}^1$

素因数の和:87539

約数の個数: 96

約数和(自身を含む): 563073638400

約数和(自身を除く): 306777869636

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 199, 217, 238, 398, 434, 476, 527, 796, 868, 1054, 1393, 2108, 2786, 3383, 3689, 5572, 6169, 6766, 7378, 12338, 13532, 14756, 23681, 24676, 43183, 47362, 86366, 87281, 94724, 104873, 172732, 174562, 209746, 349124, 419492, 610967, 734111, 1221934, 1468222, 1483777, 2443868, 2705711, 2936444, 2967554, 5411422, 5935108, 10386439, 10822844, 17368919, 18939977, 20772878, 34737838, 37879954, 41545756, 45997087, 69475676, 75759908, 91994174, 121582433, 183988348, 243164866, 295271623, 321979609, 486329732, 538436489, 590543246, 643959218, 1076872978, 1181086492, 1287918436, 2066901361, 2153745956, 3769055423, 4133802722, 7538110846, 8267605444, 9153420313, 15076221692, 18306840626, 36613681252, 64073942191, 128147884382, 256295768764]

約数ペア:

[(1, 256295768764), (2, 128147884382), (4, 64073942191), (7, 36613681252), (14, 18306840626), (17, 15076221692), (28, 9153420313), (31, 8267605444), (34, 7538110846), (62, 4133802722), (68, 3769055423), (119, 2153745956), (124, 2066901361), (199, 1287918436), (217, 1181086492), (238, 1076872978), (398, 643959218), (434, 590543246), (476, 538436489), (527, 486329732), (796, 321979609), (868, 295271623), (1054, 243164866), (1393, 183988348), (2108, 121582433), (2786, 91994174), (3383, 75759908), (3689, 69475676), (5572, 45997087), (6169, 41545756), (6766, 37879954), (7378, 34737838), (12338, 20772878), (13532, 18939977), (14756, 17368919), (23681, 10822844), (24676, 10386439), (43183, 5935108), (47362, 5411422), (86366, 2967554), (87281, 2936444), (94724, 2705711), (104873, 2443868), (172732, 1483777), (174562, 1468222), (209746, 1221934), (349124, 734111), (419492, 610967)]