205337384

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 453340800

約数和(自身を除く): 248003416

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 269, 301, 317, 344, 538, 602, 634, 1076, 1204, 1268, 1883, 2152, 2219, 2408, 2536, 3766, 4438, 7532, 8876, 11567, 13631, 15064, 17752, 23134, 27262, 46268, 54524, 80969, 85273, 92536, 95417, 109048, 161938, 170546, 190834, 323876, 341092, 381668, 596911, 647752, 682184, 763336, 1193822, 2387644, 3666739, 4775288, 7333478, 14666956, 25667173, 29333912, 51334346, 102668692, 205337384]

約数ペア:

[(1, 205337384), (2, 102668692), (4, 51334346), (7, 29333912), (8, 25667173), (14, 14666956), (28, 7333478), (43, 4775288), (56, 3666739), (86, 2387644), (172, 1193822), (269, 763336), (301, 682184), (317, 647752), (344, 596911), (538, 381668), (602, 341092), (634, 323876), (1076, 190834), (1204, 170546), (1268, 161938), (1883, 109048), (2152, 95417), (2219, 92536), (2408, 85273), (2536, 80969), (3766, 54524), (4438, 46268), (7532, 27262), (8876, 23134), (11567, 17752), (13631, 15064)]