278393974132

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3499}}^1\times {\mathrm{14341}}^1$

素因数の和:17936

約数の個数: 48

約数和(自身を含む): 520040920000

約数和(自身を除く): 241646945868

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 292, 1387, 2774, 3499, 5548, 6998, 13996, 14341, 28682, 57364, 66481, 132962, 255427, 265924, 272479, 510854, 544958, 1021708, 1046893, 1089916, 2093786, 4187572, 4853113, 9706226, 19412452, 19890967, 39781934, 50179159, 79563868, 100358318, 200716636, 953404021, 1906808042, 3663078607, 3813616084, 7326157214, 14652314428, 69598493533, 139196987066, 278393974132]

約数ペア:

[(1, 278393974132), (2, 139196987066), (4, 69598493533), (19, 14652314428), (38, 7326157214), (73, 3813616084), (76, 3663078607), (146, 1906808042), (292, 953404021), (1387, 200716636), (2774, 100358318), (3499, 79563868), (5548, 50179159), (6998, 39781934), (13996, 19890967), (14341, 19412452), (28682, 9706226), (57364, 4853113), (66481, 4187572), (132962, 2093786), (255427, 1089916), (265924, 1046893), (272479, 1021708), (510854, 544958)]