161178292

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1093

約数の個数: 72

約数和(自身を含む): 345885120

約数和(自身を除く): 184706828

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 121, 187, 209, 242, 323, 374, 418, 484, 646, 748, 836, 1031, 1292, 2057, 2062, 2299, 3553, 4114, 4124, 4598, 7106, 8228, 9196, 11341, 14212, 17527, 19589, 22682, 35054, 39083, 39178, 45364, 70108, 78166, 78356, 124751, 156332, 192797, 215479, 249502, 333013, 385594, 430958, 499004, 666026, 771188, 861916, 1332052, 2120767, 2370269, 3663143, 4241534, 4740538, 7326286, 8483068, 9481076, 14652572, 40294573, 80589146, 161178292]

約数ペア:

[(1, 161178292), (2, 80589146), (4, 40294573), (11, 14652572), (17, 9481076), (19, 8483068), (22, 7326286), (34, 4740538), (38, 4241534), (44, 3663143), (68, 2370269), (76, 2120767), (121, 1332052), (187, 861916), (209, 771188), (242, 666026), (323, 499004), (374, 430958), (418, 385594), (484, 333013), (646, 249502), (748, 215479), (836, 192797), (1031, 156332), (1292, 124751), (2057, 78356), (2062, 78166), (2299, 70108), (3553, 45364), (4114, 39178), (4124, 39083), (4598, 35054), (7106, 22682), (8228, 19589), (9196, 17527), (11341, 14212)]